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* soreuseport: setsockopt SO_ATTACH_REUSEPORT_[CE]BPFCraig Gallek2022-04-19
| | | | | | | | | | | | | | | | Expose socket options for setting a classic or extended BPF program for use when selecting sockets in an SO_REUSEPORT group. These options can be used on the first socket to belong to a group before bind or on any socket in the group after bind. This change includes refactoring of the existing sk_filter code to allow reuse of the existing BPF filter validation checks. Signed-off-by: Craig Gallek <kraig@google.com> Acked-by: Alexei Starovoitov <ast@kernel.org> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Chatur27 <jasonbright2709@gmail.com> Change-Id: I4433dfd5d865bb69e8d3cab55cc68325829e8b49
* uapi: export all headers under uapi directoriesNicolas Dichtel2020-06-01
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Regularly, when a new header is created in include/uapi/, the developer forgets to add it in the corresponding Kbuild file. This error is usually detected after the release is out. In fact, all headers under uapi directories should be exported, thus it's useless to have an exhaustive list. After this patch, the following files, which were not exported, are now exported (with make headers_install_all): asm-arc/kvm_para.h asm-arc/ucontext.h asm-blackfin/shmparam.h asm-blackfin/ucontext.h asm-c6x/shmparam.h asm-c6x/ucontext.h asm-cris/kvm_para.h asm-h8300/shmparam.h asm-h8300/ucontext.h asm-hexagon/shmparam.h asm-m32r/kvm_para.h asm-m68k/kvm_para.h asm-m68k/shmparam.h asm-metag/kvm_para.h asm-metag/shmparam.h asm-metag/ucontext.h asm-mips/hwcap.h asm-mips/reg.h asm-mips/ucontext.h asm-nios2/kvm_para.h asm-nios2/ucontext.h asm-openrisc/shmparam.h asm-parisc/kvm_para.h asm-powerpc/perf_regs.h asm-sh/kvm_para.h asm-sh/ucontext.h asm-tile/shmparam.h asm-unicore32/shmparam.h asm-unicore32/ucontext.h asm-x86/hwcap2.h asm-xtensa/kvm_para.h drm/armada_drm.h drm/etnaviv_drm.h drm/vgem_drm.h linux/aspeed-lpc-ctrl.h linux/auto_dev-ioctl.h linux/bcache.h linux/btrfs_tree.h linux/can/vxcan.h linux/cifs/cifs_mount.h linux/coresight-stm.h linux/cryptouser.h linux/fsmap.h linux/genwqe/genwqe_card.h linux/hash_info.h linux/kcm.h linux/kcov.h linux/kfd_ioctl.h linux/lightnvm.h linux/module.h linux/nbd-netlink.h linux/nilfs2_api.h linux/nilfs2_ondisk.h linux/nsfs.h linux/pr.h linux/qrtr.h linux/rpmsg.h linux/sched/types.h linux/sed-opal.h linux/smc.h linux/smc_diag.h linux/stm.h linux/switchtec_ioctl.h linux/vfio_ccw.h linux/wil6210_uapi.h rdma/bnxt_re-abi.h Note that I have removed from this list the files which are generated in every exported directories (like .install or .install.cmd). Thanks to Julien Floret <julien.floret@6wind.com> for the tip to get all subdirs with a pure makefile command. For the record, note that exported files for asm directories are a mix of files listed by: - include/uapi/asm-generic/Kbuild.asm; - arch/<arch>/include/uapi/asm/Kbuild; - arch/<arch>/include/asm/Kbuild. Change-Id: I132df74f736b8f35f77390eaa12804e74ef536ee Signed-off-by: Nicolas Dichtel <nicolas.dichtel@6wind.com> Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch> Acked-by: Russell King <rmk+kernel@armlinux.org.uk> Acked-by: Mark Salter <msalter@redhat.com> Acked-by: Michael Ellerman <mpe@ellerman.id.au> (powerpc) Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com> Git-Commit: fcc8487d477a3452a1d0ccbdd4c5e0e1e3cb8bed Git-Repo: git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git [bharad@codeaurora.org: resolve trivial merge conflicts] Signed-off-by: Naitik Bharadiya <bharad@codeaurora.org> [schikk@codeaurora.org: resolve trivial merge conflicts] Signed-off-by: Swetha Chikkaboraiah <schikk@codeaurora.org>
* Merge android-4.4.116 (20ddb25) into msm-4.4Srinivasarao P2018-03-01
|\ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * refs/heads/tmp-20ddb25 Linux 4.4.116 ftrace: Remove incorrect setting of glob search field mn10300/misalignment: Use SIGSEGV SEGV_MAPERR to report a failed user copy ovl: fix failure to fsync lower dir ACPI: sbshc: remove raw pointer from printk() message nvme: Fix managing degraded controllers btrfs: Handle btrfs_set_extent_delalloc failure in fixup worker pktcdvd: Fix pkt_setup_dev() error path EDAC, octeon: Fix an uninitialized variable warning xtensa: fix futex_atomic_cmpxchg_inatomic alpha: fix reboot on Avanti platform alpha: fix crash if pthread_create races with signal delivery signal/sh: Ensure si_signo is initialized in do_divide_error signal/openrisc: Fix do_unaligned_access to send the proper signal Bluetooth: btusb: Restore QCA Rome suspend/resume fix with a "rewritten" version Revert "Bluetooth: btusb: fix QCA Rome suspend/resume" Bluetooth: btsdio: Do not bind to non-removable BCM43341 HID: quirks: Fix keyboard + touchpad on Toshiba Click Mini not working kernel/async.c: revert "async: simplify lowest_in_progress()" media: cxusb, dib0700: ignore XC2028_I2C_FLUSH media: ts2020: avoid integer overflows on 32 bit machines watchdog: imx2_wdt: restore previous timeout after suspend+resume KVM: nVMX: Fix races when sending nested PI while dest enters/leaves L2 arm: KVM: Fix SMCCC handling of unimplemented SMC/HVC calls crypto: caam - fix endless loop when DECO acquire fails media: v4l2-compat-ioctl32.c: refactor compat ioctl32 logic media: v4l2-compat-ioctl32.c: don't copy back the result for certain errors media: v4l2-compat-ioctl32.c: drop pr_info for unknown buffer type media: v4l2-compat-ioctl32.c: copy clip list in put_v4l2_window32 media: v4l2-compat-ioctl32: Copy v4l2_window->global_alpha media: v4l2-compat-ioctl32.c: make ctrl_is_pointer work for subdevs media: v4l2-compat-ioctl32.c: fix ctrl_is_pointer media: v4l2-compat-ioctl32.c: copy m.userptr in put_v4l2_plane32 media: v4l2-compat-ioctl32.c: avoid sizeof(type) media: v4l2-compat-ioctl32.c: move 'helper' functions to __get/put_v4l2_format32 media: v4l2-compat-ioctl32.c: fix the indentation media: v4l2-compat-ioctl32.c: add missing VIDIOC_PREPARE_BUF vb2: V4L2_BUF_FLAG_DONE is set after DQBUF media: v4l2-ioctl.c: don't copy back the result for -ENOTTY nsfs: mark dentry with DCACHE_RCUACCESS crypto: poly1305 - remove ->setkey() method crypto: cryptd - pass through absence of ->setkey() crypto: hash - introduce crypto_hash_alg_has_setkey() ahci: Add Intel Cannon Lake PCH-H PCI ID ahci: Add PCI ids for Intel Bay Trail, Cherry Trail and Apollo Lake AHCI ahci: Annotate PCI ids for mobile Intel chipsets as such kernfs: fix regression in kernfs_fop_write caused by wrong type NFS: reject request for id_legacy key without auxdata NFS: commit direct writes even if they fail partially NFS: Add a cond_resched() to nfs_commit_release_pages() nfs/pnfs: fix nfs_direct_req ref leak when i/o falls back to the mds ubi: block: Fix locking for idr_alloc/idr_remove mtd: nand: sunxi: Fix ECC strength choice mtd: nand: Fix nand_do_read_oob() return value mtd: nand: brcmnand: Disable prefetch by default mtd: cfi: convert inline functions to macros media: dvb-usb-v2: lmedm04: move ts2020 attach to dm04_lme2510_tuner media: dvb-usb-v2: lmedm04: Improve logic checking of warm start dccp: CVE-2017-8824: use-after-free in DCCP code sched/rt: Up the root domain ref count when passing it around via IPIs sched/rt: Use container_of() to get root domain in rto_push_irq_work_func() usb: gadget: uvc: Missing files for configfs interface posix-timer: Properly check sigevent->sigev_notify netfilter: nf_queue: Make the queue_handler pernet kaiser: fix compile error without vsyscall x86/kaiser: fix build error with KASAN && !FUNCTION_GRAPH_TRACER dmaengine: dmatest: fix container_of member in dmatest_callback CIFS: zero sensitive data when freeing cifs: Fix autonegotiate security settings mismatch cifs: Fix missing put_xid in cifs_file_strict_mmap powerpc/pseries: include linux/types.h in asm/hvcall.h x86/microcode: Do the family check first x86/microcode/AMD: Do not load when running on a hypervisor crypto: tcrypt - fix S/G table for test_aead_speed() don't put symlink bodies in pagecache into highmem KEYS: encrypted: fix buffer overread in valid_master_desc() media: soc_camera: soc_scale_crop: add missing MODULE_DESCRIPTION/AUTHOR/LICENSE vhost_net: stop device during reset owner tcp: release sk_frag.page in tcp_disconnect r8169: fix RTL8168EP take too long to complete driver initialization. qlcnic: fix deadlock bug net: igmp: add a missing rcu locking section ip6mr: fix stale iterator x86/asm: Fix inline asm call constraints for GCC 4.4 drm: rcar-du: Fix race condition when disabling planes at CRTC stop drm: rcar-du: Use the VBK interrupt for vblank events ASoC: rsnd: avoid duplicate free_irq() ASoC: rsnd: don't call free_irq() on Parent SSI ASoC: simple-card: Fix misleading error message net: cdc_ncm: initialize drvflags before usage usbip: fix 3eee23c3ec14 tcp_socket address still in the status file usbip: vhci_hcd: clear just the USB_PORT_STAT_POWER bit ASoC: pcm512x: add missing MODULE_DESCRIPTION/AUTHOR/LICENSE powerpc/64s: Allow control of RFI flush via debugfs powerpc/64s: Wire up cpu_show_meltdown() powerpc/powernv: Check device-tree for RFI flush settings powerpc/pseries: Query hypervisor for RFI flush settings powerpc/64s: Support disabling RFI flush with no_rfi_flush and nopti powerpc/64s: Add support for RFI flush of L1-D cache powerpc/64s: Convert slb_miss_common to use RFI_TO_USER/KERNEL powerpc/64: Convert the syscall exit path to use RFI_TO_USER/KERNEL powerpc/64: Convert fast_exception_return to use RFI_TO_USER/KERNEL powerpc/64s: Simple RFI macro conversions powerpc/64: Add macros for annotating the destination of rfid/hrfid powerpc/pseries: Add H_GET_CPU_CHARACTERISTICS flags & wrapper powerpc: Simplify module TOC handling powerpc: Fix VSX enabling/flushing to also test MSR_FP and MSR_VEC powerpc/64: Fix flush_(d|i)cache_range() called from modules powerpc/bpf/jit: Disable classic BPF JIT on ppc64le BACKPORT: xfrm: Fix return value check of copy_sec_ctx. time: Fix ktime_get_raw() incorrect base accumulation sched/fair: prevent possible infinite loop in sched_group_energy UPSTREAM: MIPS: Fix build of compressed image ANDROID: qtaguid: Fix the UAF probelm with tag_ref_tree UPSTREAM: ANDROID: binder: remove waitqueue when thread exits. UPSTREAM: arm64/efi: Make strnlen() available to the EFI namespace UPSTREAM: ARM: boot: Add an implementation of strnlen for libfdt ANDROID: MIPS: Add ranchu[32r5|32r6|64]_defconfig FROMLIST: tty: goldfish: Enable 'earlycon' only if built-in FROMLIST: MIPS: ranchu: Add Ranchu as a new generic-based board FROMLIST: MIPS: Add noexec=on|off kernel parameter FROMLIST: MIPS: CPC: Map registers using DT in mips_cpc_default_phys_base() FROMLIST: dt-bindings: Document mti,mips-cpc binding FROMLIST: MIPS: math-emu: Mark fall throughs in switch statements with a comment FROMLIST: MIPS: math-emu: Avoid multiple assignment FROMLIST: MIPS: math-emu: Avoid an assignment within if statement condition FROMLIST: MIPS: math-emu: Declare function srl128() as static FROMLIST: MIPS: math-emu: Avoid definition duplication for macro DPXMULT() FROMLIST: MIPS: math-emu: Remove an unnecessary header inclusion UPSTREAM: scripts/dtc: Update to upstream version 0931cea3ba20 UPSTREAM: scripts/dtc: dt_to_config - kernel config options for a devicetree UPSTREAM: scripts/dtc: Update to upstream version 53bf130b1cdd UPSTREAM: scripts/dtc: Update to upstream commit b06e55c88b9b UPSTREAM: scripts/dtc: dtx_diff - add info to error message UPSTREAM: dtc: create tool to diff device trees UPSTREAM: config: android-base: disable CONFIG_NFSD and CONFIG_NFS_FS UPSTREAM: config: android-base: add CGROUP_BPF UPSTREAM: config: android-base: add CONFIG_MODULES option UPSTREAM: config: android-base: add CONFIG_IKCONFIG option UPSTREAM: config: android-base: disable CONFIG_USELIB and CONFIG_FHANDLE UPSTREAM: config: android-base: enable hardened usercopy and kernel ASLR UPSTREAM: config: android: enable CONFIG_SECCOMP UPSTREAM: config: android: set SELinux as default security mode UPSTREAM: config: android: move device mapper options to recommended UPSTREAM: config/android: Remove CONFIG_IPV6_PRIVACY UPSTREAM: config: add android config fragments BACKPORT: MIPS: generic: Add a MAINTAINERS entry BACKPORT: irqchip/irq-goldfish-pic: Add Goldfish PIC driver UPSTREAM: dt-bindings/goldfish-pic: Add device tree binding for Goldfish PIC driver UPSTREAM: MIPS: Allow storing pgd in C0_CONTEXT for MIPSr6 UPSTREAM: MIPS: CPS: Handle spurious VP starts more gracefully UPSTREAM: MIPS: CPS: Handle cores not powering down more gracefully UPSTREAM: MIPS: CPS: Prevent multi-core with dcache aliasing UPSTREAM: MIPS: CPS: Select CONFIG_SYS_SUPPORTS_SCHED_SMT for MIPSr6 UPSTREAM: MIPS: CM: WARN on attempt to lock invalid VP, not BUG UPSTREAM: MIPS: CM: Avoid per-core locking with CM3 & higher UPSTREAM: MIPS: smp-cps: Avoid BUG() when offlining pre-r6 CPUs UPSTREAM: MIPS: smp-cps: Add support for CPU hotplug of MIPSr6 processors UPSTREAM: MIPS: generic: Bump default NR_CPUS to 16 UPSTREAM: MIPS: pm-cps: Change FSB workaround to CPU blacklist UPSTREAM: MIPS: Fix early CM probing UPSTREAM: MIPS: smp-cps: Stop printing EJTAG exceptions to UART UPSTREAM: MIPS: smp-cps: Add nothreads kernel parameter UPSTREAM: MIPS: smp-cps: Support MIPSr6 Virtual Processors UPSTREAM: MIPS: smp-cps: Skip core setup if coherent UPSTREAM: MIPS: smp-cps: Pull boot config retrieval out of mips_cps_boot_vpes UPSTREAM: MIPS: smp-cps: Pull cache init into a function UPSTREAM: MIPS: smp-cps: Ensure our VP ident calculation is correct UPSTREAM: irqchip: mips-gic: Provide VP ID accessor UPSTREAM: irqchip: mips-gic: Use HW IDs for VPE_OTHER_ADDR UPSTREAM: MIPS: CM: Fix mips_cm_max_vp_width for UP kernels UPSTREAM: MIPS: CM: Add CM GCR_BEV_BASE accessors UPSTREAM: MIPS: CPC: Add start, stop and running CM3 CPC registers UPSTREAM: MIPS: pm-cps: Avoid offset overflow on MIPSr6 UPSTREAM: MIPS: traps: Make sure secondary cores have a sane ebase register UPSTREAM: MIPS: Detect MIPSr6 Virtual Processor support UPSTREAM: Documentation: Add device tree binding for Goldfish FB driver UPSTREAM: MIPS: math-emu: Use preferred flavor of unsigned integer declarations UPSTREAM: MIPS: math-emu: <MADDF|MSUBF>.D: Fix accuracy (64-bit case) UPSTREAM: MIPS: math-emu: <MADDF|MSUBF>.S: Fix accuracy (32-bit case) UPSTREAM: MIPS: Update Goldfish RTC driver maintainer email address UPSTREAM: MIPS: Update RINT emulation maintainer email address UPSTREAM: MIPS: math-emu: do not use bools for arithmetic UPSTREAM: rtc: goldfish: Add RTC driver for Android emulator BACKPORT: dt-bindings: Add device tree binding for Goldfish RTC driver UPSTREAM: tty: goldfish: Implement support for kernel 'earlycon' parameter UPSTREAM: tty: goldfish: Use streaming DMA for r/w operations on Ranchu platforms UPSTREAM: tty: goldfish: Refactor constants to better reflect their nature UPSTREAM: MIPS: math-emu: Add FP emu debugfs stats for individual instructions UPSTREAM: MIPS: math-emu: Add FP emu debugfs clear functionality UPSTREAM: MIPS: math-emu: Add FP emu debugfs statistics for branches BACKPORT: MIPS: math-emu: CLASS.D: Zero bits 32-63 of the result BACKPORT: MIPS: math-emu: RINT.<D|S>: Fix several problems by reimplementation UPSTREAM: MIPS: math-emu: CMP.Sxxx.<D|S>: Prevent occurrences of SIGILL crashes UPSTREAM: MIPS: math-emu: <MADDF|MSUBF>.<D|S>: Clean up "maddf_flags" enumeration UPSTREAM: MIPS: math-emu: <MADDF|MSUBF>.<D|S>: Fix some cases of zero inputs UPSTREAM: MIPS: math-emu: <MADDF|MSUBF>.<D|S>: Fix some cases of infinite inputs UPSTREAM: MIPS: math-emu: <MADDF|MSUBF>.<D|S>: Fix NaN propagation UPSTREAM: tty: goldfish: Fix a parameter of a call to free_irq UPSTREAM: MIPS: VDSO: Fix clobber lists in fallback code paths UPSTREAM: MIPS: VDSO: Fix a mismatch between comment and preprocessor constant UPSTREAM: MIPS: VDSO: Add implementation of gettimeofday() fallback UPSTREAM: MIPS: VDSO: Add implementation of clock_gettime() fallback UPSTREAM: MIPS: VDSO: Fix conversions in do_monotonic()/do_monotonic_coarse() UPSTREAM: MIPS: unaligned: Add DSP lwx & lhx missaligned access support UPSTREAM: MIPS: build: Fix "-modd-spreg" switch usage when compiling for mips32r6 UPSTREAM: MIPS: cmdline: Add support for 'memmap' parameter UPSTREAM: MIPS: math-emu: Handle zero accumulator case in MADDF and MSUBF separately UPSTREAM: MIPS: Support per-device DMA coherence UPSTREAM: MIPS: dma-default: Don't check hw_coherentio if device is non-coherent UPSTREAM: MIPS: Sanitise coherentio semantics UPSTREAM: MIPS: CPC: Provide default mips_cpc_default_phys_base to ignore CPC UPSTREAM: MIPS: generic: Introduce generic DT-based board support UPSTREAM: MIPS: Support generating Flattened Image Trees (.itb) UPSTREAM: MIPS: Allow emulation for unaligned [LS]DXC1 instructions UPSTREAM: MIPS: math-emu: Fix BC1EQZ and BC1NEZ condition handling UPSTREAM: MIPS: r2-on-r6-emu: Clear BLTZALL and BGEZALL debugfs counters UPSTREAM: MIPS: r2-on-r6-emu: Fix BLEZL and BGTZL identification UPSTREAM: MIPS: remove aliasing alignment if HW has antialising support BACKPORT: MIPS: store the appended dtb address in a variable UPSTREAM: MIPS: Fix FCSR Cause bit handling for correct SIGFPE issue UPSTREAM: MIPS: kernel: Audit and remove any unnecessary uses of module.h UPSTREAM: MIPS: c-r4k: Fix sigtramp SMP call to use kmap UPSTREAM: MIPS: c-r4k: Fix protected_writeback_scache_line for EVA UPSTREAM: MIPS: Spelling fix lets -> let's UPSTREAM: MIPS: R6: Fix typo UPSTREAM: MIPS: traps: Correct the SIGTRAP debug ABI in `do_watch' and `do_trap_or_bp' UPSTREAM: MIPS: inst.h: Rename cbcond{0,1}_op to pop{1,3}0_op UPSTREAM: MIPS: inst.h: Rename b{eq,ne}zcji[al]c_op to pop{6,7}6_op UPSTREAM: MIPS: math-emu: Fix m{add,sub}.s shifts UPSTREAM: MIPS: inst: Declare fsel_op for sel.fmt instruction UPSTREAM: MIPS: math-emu: Fix code indentation UPSTREAM: MIPS: math-emu: Fix bit-width in ieee754dp_{mul, maddf, msubf} comments UPSTREAM: MIPS: math-emu: Add z argument macros UPSTREAM: MIPS: math-emu: Unify ieee754dp_m{add,sub}f UPSTREAM: MIPS: math-emu: Unify ieee754sp_m{add,sub}f UPSTREAM: MIPS: math-emu: Emulate MIPSr6 sel.fmt instruction UPSTREAM: MIPS: math-emu: Fix BC1{EQ,NE}Z emulation UPSTREAM: MIPS: math-emu: Always propagate sNaN payload in quieting UPSTREAM: MIPS: Fix misspellings in comments. UPSTREAM: MIPS: math-emu: Add IEEE Std 754-2008 NaN encoding emulation UPSTREAM: MIPS: math-emu: Add IEEE Std 754-2008 ABS.fmt and NEG.fmt emulation UPSTREAM: MIPS: non-exec stack & heap when non-exec PT_GNU_STACK is present UPSTREAM: MIPS: Add IEEE Std 754 conformance mode selection UPSTREAM: MIPS: Determine the presence of IEEE Std 754-2008 features UPSTREAM: MIPS: Define the legacy-NaN and 2008-NaN features UPSTREAM: MIPS: ELF: Interpret the NAN2008 file header flag UPSTREAM: ELF: Also pass any interpreter's file header to `arch_check_elf' UPSTREAM: MIPS: Use a union to access the ELF file header UPSTREAM: MIPS: Fix delay slot emulation count in debugfs BACKPORT: exit_thread: accept a task parameter to be exited UPSTREAM: mn10300: let exit_fpu accept a task UPSTREAM: MIPS: Use per-mm page to execute branch delay slot instructions BACKPORT: s390: get rid of exit_thread() BACKPORT: exit_thread: remove empty bodies UPSTREAM: MIPS: Make flush_thread UPSTREAM: MIPS: Properly disable FPU in start_thread() UPSTREAM: MIPS: Select CONFIG_HANDLE_DOMAIN_IRQ and make it work. UPSTREAM: MIPS: math-emu: Fix typo UPSTREAM: MIPS: math-emu: dsemul: Remove an unused bit in ADDIUPC emulation UPSTREAM: MIPS: math-emu: dsemul: Reduce `get_isa16_mode' clutter UPSTREAM: MIPS: math-emu: dsemul: Correct description of the emulation frame UPSTREAM: MIPS: math-emu: Correct the emulation of microMIPS ADDIUPC instruction UPSTREAM: MIPS: math-emu: Make microMIPS branch delay slot emulation work UPSTREAM: MIPS: math-emu: dsemul: Fix ill formatting of microMIPS part UPSTREAM: MIPS: math-emu: Correctly handle NOP emulation Conflicts: drivers/irqchip/Kconfig drivers/irqchip/Makefile drivers/media/v4l2-core/v4l2-compat-ioctl32.c Change-Id: I98374358ab24ce80dba3afa2f4562c71f45b7aab Signed-off-by: Srinivasarao P <spathi@codeaurora.org>
| * UPSTREAM: mn10300: let exit_fpu accept a taskJiri Slaby2018-02-05
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | We need to call exit_thread from copy_process in a fail path. Since exit_thread on mn10300 calls exit_thread_runtime_instr, make it accept task_struct as a parameter now. Signed-off-by: Jiri Slaby <jslaby@suse.cz> Cc: "David S. Miller" <davem@davemloft.net> Cc: "H. Peter Anvin" <hpa@zytor.com> Cc: "James E.J. Bottomley" <jejb@parisc-linux.org> Cc: Aurelien Jacquiot <a-jacquiot@ti.com> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Catalin Marinas <catalin.marinas@arm.com> Cc: Chen Liqin <liqin.linux@gmail.com> Cc: Chris Metcalf <cmetcalf@mellanox.com> Cc: Chris Zankel <chris@zankel.net> Cc: David Howells <dhowells@redhat.com> Cc: Fenghua Yu <fenghua.yu@intel.com> Cc: Geert Uytterhoeven <geert@linux-m68k.org> Cc: Guan Xuetao <gxt@mprc.pku.edu.cn> Cc: Haavard Skinnemoen <hskinnemoen@gmail.com> Cc: Hans-Christian Egtvedt <egtvedt@samfundet.no> Cc: Heiko Carstens <heiko.carstens@de.ibm.com> Cc: Helge Deller <deller@gmx.de> Cc: Ingo Molnar <mingo@redhat.com> Cc: Ivan Kokshaysky <ink@jurassic.park.msu.ru> Cc: James Hogan <james.hogan@imgtec.com> Cc: Jeff Dike <jdike@addtoit.com> Cc: Jesper Nilsson <jesper.nilsson@axis.com> Cc: Jiri Slaby <jslaby@suse.cz> Cc: Jonas Bonn <jonas@southpole.se> Cc: Koichi Yasutake <yasutake.koichi@jp.panasonic.com> Cc: Lennox Wu <lennox.wu@gmail.com> Cc: Ley Foon Tan <lftan@altera.com> Cc: Mark Salter <msalter@redhat.com> Cc: Martin Schwidefsky <schwidefsky@de.ibm.com> Cc: Matt Turner <mattst88@gmail.com> Cc: Max Filippov <jcmvbkbc@gmail.com> Cc: Michael Ellerman <mpe@ellerman.id.au> Cc: Michal Simek <monstr@monstr.eu> Cc: Mikael Starvik <starvik@axis.com> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Ralf Baechle <ralf@linux-mips.org> Cc: Rich Felker <dalias@libc.org> Cc: Richard Henderson <rth@twiddle.net> Cc: Richard Kuo <rkuo@codeaurora.org> Cc: Richard Weinberger <richard@nod.at> Cc: Russell King <linux@arm.linux.org.uk> Cc: Steven Miao <realmz6@gmail.com> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Tony Luck <tony.luck@intel.com> Cc: Vineet Gupta <vgupta@synopsys.com> Cc: Will Deacon <will.deacon@arm.com> Cc: Yoshinori Sato <ysato@users.sourceforge.jp> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> (cherry picked from commit 2ec656eb4054ce55e6d453b8614ef9669e84c542) Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
* | Merge android-4.4@4b8fc9f (v4.4.82) into msm-4.4Blagovest Kolenichev2017-09-01
|\| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * refs/heads/tmp-4b8fc9f UPSTREAM: locking: avoid passing around 'thread_info' in mutex debugging code ANDROID: arm64: fix undeclared 'init_thread_info' error UPSTREAM: kdb: use task_cpu() instead of task_thread_info()->cpu Linux 4.4.82 net: account for current skb length when deciding about UFO ipv4: Should use consistent conditional judgement for ip fragment in __ip_append_data and ip_finish_output mm/mempool: avoid KASAN marking mempool poison checks as use-after-free KVM: arm/arm64: Handle hva aging while destroying the vm sparc64: Prevent perf from running during super critical sections udp: consistently apply ufo or fragmentation revert "ipv4: Should use consistent conditional judgement for ip fragment in __ip_append_data and ip_finish_output" revert "net: account for current skb length when deciding about UFO" packet: fix tp_reserve race in packet_set_ring net: avoid skb_warn_bad_offload false positives on UFO tcp: fastopen: tcp_connect() must refresh the route net: sched: set xt_tgchk_param par.nft_compat as 0 in ipt_init_target bpf, s390: fix jit branch offset related to ldimm64 net: fix keepalive code vs TCP_FASTOPEN_CONNECT tcp: avoid setting cwnd to invalid ssthresh after cwnd reduction states ANDROID: keychord: Fix for a memory leak in keychord. ANDROID: keychord: Fix races in keychord_write. Use %zu to print resid (size_t). ANDROID: keychord: Fix a slab out-of-bounds read. Linux 4.4.81 workqueue: implicit ordered attribute should be overridable net: account for current skb length when deciding about UFO ipv4: Should use consistent conditional judgement for ip fragment in __ip_append_data and ip_finish_output mm: don't dereference struct page fields of invalid pages signal: protect SIGNAL_UNKILLABLE from unintentional clearing. lib/Kconfig.debug: fix frv build failure mm, slab: make sure that KMALLOC_MAX_SIZE will fit into MAX_ORDER ARM: 8632/1: ftrace: fix syscall name matching virtio_blk: fix panic in initialization error path drm/virtio: fix framebuffer sparse warning scsi: qla2xxx: Get mutex lock before checking optrom_state phy state machine: failsafe leave invalid RUNNING state x86/boot: Add missing declaration of string functions tg3: Fix race condition in tg3_get_stats64(). net: phy: dp83867: fix irq generation sh_eth: R8A7740 supports packet shecksumming wext: handle NULL extra data in iwe_stream_add_point better sparc64: Measure receiver forward progress to avoid send mondo timeout xen-netback: correctly schedule rate-limited queues net: phy: Fix PHY unbind crash net: phy: Correctly process PHY_HALTED in phy_stop_machine() net/mlx5: Fix command bad flow on command entry allocation failure sctp: fix the check for _sctp_walk_params and _sctp_walk_errors sctp: don't dereference ptr before leaving _sctp_walk_{params, errors}() dccp: fix a memleak for dccp_feat_init err process dccp: fix a memleak that dccp_ipv4 doesn't put reqsk properly dccp: fix a memleak that dccp_ipv6 doesn't put reqsk properly net: ethernet: nb8800: Handle all 4 RGMII modes identically ipv6: Don't increase IPSTATS_MIB_FRAGFAILS twice in ip6_fragment() packet: fix use-after-free in prb_retire_rx_blk_timer_expired() openvswitch: fix potential out of bound access in parse_ct mcs7780: Fix initialization when CONFIG_VMAP_STACK is enabled rtnetlink: allocate more memory for dev_set_mac_address() ipv4: initialize fib_trie prior to register_netdev_notifier call. ipv6: avoid overflow of offset in ip6_find_1stfragopt net: Zero terminate ifr_name in dev_ifname(). ipv4: ipv6: initialize treq->txhash in cookie_v[46]_check() saa7164: fix double fetch PCIe access condition drm: rcar-du: fix backport bug f2fs: sanity check checkpoint segno and blkoff media: lirc: LIRC_GET_REC_RESOLUTION should return microseconds mm, mprotect: flush TLB if potentially racing with a parallel reclaim leaving stale TLB entries iser-target: Avoid isert_conn->cm_id dereference in isert_login_recv_done iscsi-target: Fix delayed logout processing greater than SECONDS_FOR_LOGOUT_COMP iscsi-target: Fix initial login PDU asynchronous socket close OOPs iscsi-target: Fix early sk_data_ready LOGIN_FLAGS_READY race iscsi-target: Always wait for kthread_should_stop() before kthread exit target: Avoid mappedlun symlink creation during lun shutdown media: platform: davinci: return -EINVAL for VPFE_CMD_S_CCDC_RAW_PARAMS ioctl ARM: dts: armada-38x: Fix irq type for pca955 ext4: fix overflow caused by missing cast in ext4_resize_fs() ext4: fix SEEK_HOLE/SEEK_DATA for blocksize < pagesize mm/page_alloc: Remove kernel address exposure in free_reserved_area() KVM: async_pf: make rcu irq exit if not triggered from idle task ASoC: do not close shared backend dailink ALSA: hda - Fix speaker output from VAIO VPCL14M1R workqueue: restore WQ_UNBOUND/max_active==1 to be ordered libata: array underflow in ata_find_dev() ANDROID: binder: don't queue async transactions to thread. ANDROID: binder: don't enqueue death notifications to thread todo. ANDROID: binder: call poll_wait() unconditionally. android: configs: move quota-related configs to recommended BACKPORT: arm64: split thread_info from task stack UPSTREAM: arm64: assembler: introduce ldr_this_cpu UPSTREAM: arm64: make cpu number a percpu variable UPSTREAM: arm64: smp: prepare for smp_processor_id() rework BACKPORT: arm64: move sp_el0 and tpidr_el1 into cpu_suspend_ctx UPSTREAM: arm64: prep stack walkers for THREAD_INFO_IN_TASK UPSTREAM: arm64: unexport walk_stackframe UPSTREAM: arm64: traps: simplify die() and __die() UPSTREAM: arm64: factor out current_stack_pointer BACKPORT: arm64: asm-offsets: remove unused definitions UPSTREAM: arm64: thread_info remove stale items UPSTREAM: thread_info: include <current.h> for THREAD_INFO_IN_TASK UPSTREAM: thread_info: factor out restart_block UPSTREAM: kthread: Pin the stack via try_get_task_stack()/put_task_stack() in to_live_kthread() function UPSTREAM: sched/core: Add try_get_task_stack() and put_task_stack() UPSTREAM: sched/core: Allow putting thread_info into task_struct UPSTREAM: printk: when dumping regs, show the stack, not thread_info UPSTREAM: fix up initial thread stack pointer vs thread_info confusion UPSTREAM: Clarify naming of thread info/stack allocators ANDROID: sdcardfs: override credential for ioctl to lower fs Conflicts: android/configs/android-base.cfg arch/arm64/Kconfig arch/arm64/include/asm/suspend.h arch/arm64/kernel/head.S arch/arm64/kernel/smp.c arch/arm64/kernel/suspend.c arch/arm64/kernel/traps.c arch/arm64/mm/proc.S kernel/fork.c sound/soc/soc-pcm.c Change-Id: I273e216c94899a838bbd208391c6cbe20b2bf683 Signed-off-by: Blagovest Kolenichev <bkolenichev@codeaurora.org>
| * UPSTREAM: Clarify naming of thread info/stack allocatorsLinus Torvalds2017-08-09
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | We've had the thread info allocated together with the thread stack for most architectures for a long time (since the thread_info was split off from the task struct), but that is about to change. But the patches that move the thread info to be off-stack (and a part of the task struct instead) made it clear how confused the allocator and freeing functions are. Because the common case was that we share an allocation with the thread stack and the thread_info, the two pointers were identical. That identity then meant that we would have things like ti = alloc_thread_info_node(tsk, node); ... tsk->stack = ti; which certainly _worked_ (since stack and thread_info have the same value), but is rather confusing: why are we assigning a thread_info to the stack? And if we move the thread_info away, the "confusing" code just gets to be entirely bogus. So remove all this confusion, and make it clear that we are doing the stack allocation by renaming and clarifying the function names to be about the stack. The fact that the thread_info then shares the allocation is an implementation detail, and not really about the allocation itself. This is a pure renaming and type fix: we pass in the same pointer, it's just that we clarify what the pointer means. The ia64 code that actually only has one single allocation (for all of task_struct, thread_info and kernel thread stack) now looks a bit odd, but since "tsk->stack" is actually not even used there, that oddity doesn't matter. It would be a separate thing to clean that up, I intentionally left the ia64 changes as a pure brute-force renaming and type change. Acked-by: Andy Lutomirski <luto@amacapital.net> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> Bug: 38331309 Change-Id: I870b5476fc900c9145134f9dd3ed18a32a490162 (cherry picked from commit b235beea9e996a4d36fed6cfef4801a3e7d7a9a5) Signed-off-by: Zubin Mithra <zsm@google.com>
* | Merge tag 'lsk-v4.4-16.12-android' into branch 'msm-4.4'Runmin Wang2017-02-28
|\| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * remotes/origin/tmp-2f0de51: Linux 4.4.38 esp6: Fix integrity verification when ESN are used esp4: Fix integrity verification when ESN are used ipv4: Set skb->protocol properly for local output ipv6: Set skb->protocol properly for local output Don't feed anything but regular iovec's to blk_rq_map_user_iov constify iov_iter_count() and iter_is_iovec() sparc64: fix compile warning section mismatch in find_node() sparc64: Fix find_node warning if numa node cannot be found sparc32: Fix inverted invalid_frame_pointer checks on sigreturns net: ping: check minimum size on ICMP header length net: avoid signed overflows for SO_{SND|RCV}BUFFORCE geneve: avoid use-after-free of skb->data sh_eth: remove unchecked interrupts for RZ/A1 net: bcmgenet: Utilize correct struct device for all DMA operations packet: fix race condition in packet_set_ring net/dccp: fix use-after-free in dccp_invalid_packet netlink: Do not schedule work from sk_destruct netlink: Call cb->done from a worker thread net/sched: pedit: make sure that offset is valid net, sched: respect rcu grace period on cls destruction net: dsa: bcm_sf2: Ensure we re-negotiate EEE during after link change l2tp: fix racy SOCK_ZAPPED flag check in l2tp_ip{,6}_bind() rtnetlink: fix FDB size computation af_unix: conditionally use freezable blocking calls in read net: sky2: Fix shutdown crash ip6_tunnel: disable caching when the traffic class is inherited net: check dead netns for peernet2id_alloc() virtio-net: add a missing synchronize_net() Linux 4.4.37 arm64: suspend: Reconfigure PSTATE after resume from idle arm64: mm: Set PSTATE.PAN from the cpu_enable_pan() call arm64: cpufeature: Schedule enable() calls instead of calling them via IPI pwm: Fix device reference leak mwifiex: printk() overflow with 32-byte SSIDs PCI: Set Read Completion Boundary to 128 iff Root Port supports it (_HPX) PCI: Export pcie_find_root_port rcu: Fix soft lockup for rcu_nocb_kthread ALSA: pcm : Call kill_fasync() in stream lock x86/traps: Ignore high word of regs->cs in early_fixup_exception() kasan: update kasan_global for gcc 7 zram: fix unbalanced idr management at hot removal ARC: Don't use "+l" inline asm constraint Linux 4.4.36 scsi: mpt3sas: Unblock device after controller reset flow_dissect: call init_default_flow_dissectors() earlier mei: fix return value on disconnection mei: me: fix place for kaby point device ids. mei: me: disable driver on SPT SPS firmware drm/radeon: Ensure vblank interrupt is enabled on DPMS transition to on mpi: Fix NULL ptr dereference in mpi_powm() [ver #3] parisc: Also flush data TLB in flush_icache_page_asm parisc: Fix race in pci-dma.c parisc: Fix races in parisc_setup_cache_timing() NFSv4.x: hide array-bounds warning apparmor: fix change_hat not finding hat after policy replacement cfg80211: limit scan results cache size tile: avoid using clocksource_cyc2ns with absolute cycle count scsi: mpt3sas: Fix secure erase premature termination Fix USB CB/CBI storage devices with CONFIG_VMAP_STACK=y USB: serial: ftdi_sio: add support for TI CC3200 LaunchPad USB: serial: cp210x: add ID for the Zone DPMX usb: chipidea: move the lock initialization to core file KVM: x86: check for pic and ioapic presence before use KVM: x86: drop error recovery in em_jmp_far and em_ret_far iommu/vt-d: Fix IOMMU lookup for SR-IOV Virtual Functions iommu/vt-d: Fix PASID table allocation sched: tune: Fix lacking spinlock initialization UPSTREAM: trace: Update documentation for mono, mono_raw and boot clock UPSTREAM: trace: Add an option for boot clock as trace clock UPSTREAM: timekeeping: Add a fast and NMI safe boot clock ANDROID: goldfish_pipe: fix allmodconfig build ANDROID: goldfish: goldfish_pipe: fix locking errors ANDROID: video: goldfishfb: fix platform_no_drv_owner.cocci warnings ANDROID: goldfish_pipe: fix call_kern.cocci warnings arm64: rename ranchu defconfig to ranchu64 ANDROID: arch: x86: disable pic for Android toolchain ANDROID: goldfish_pipe: An implementation of more parallel pipe ANDROID: goldfish_pipe: bugfixes and performance improvements. ANDROID: goldfish: Add goldfish sync driver ANDROID: goldfish: add ranchu defconfigs ANDROID: goldfish_audio: Clear audio read buffer status after each read ANDROID: goldfish_events: no extra EV_SYN; register goldfish ANDROID: goldfish_fb: Set pixclock = 0 ANDROID: goldfish: Enable ACPI-based enumeration for goldfish audio ANDROID: goldfish: Enable ACPI-based enumeration for goldfish framebuffer ANDROID: video: goldfishfb: add devicetree bindings BACKPORT: staging: goldfish: audio: fix compiliation on arm BACKPORT: Input: goldfish_events - enable ACPI-based enumeration for goldfish events BACKPORT: goldfish: Enable ACPI-based enumeration for goldfish battery BACKPORT: drivers: tty: goldfish: Add device tree bindings BACKPORT: tty: goldfish: support platform_device with id -1 BACKPORT: Input: goldfish_events - add devicetree bindings BACKPORT: power: goldfish_battery: add devicetree bindings BACKPORT: staging: goldfish: audio: add devicetree bindings ANDROID: usb: gadget: function: cleanup: Add blank line after declaration cpufreq: sched: Fix kernel crash on accessing sysfs file usb: gadget: f_mtp: simplify ptp NULL pointer check cgroup: replace unified-hierarchy.txt with a proper cgroup v2 documentation cgroup: rename Documentation/cgroups/ to Documentation/cgroup-legacy/ cgroup: replace __DEVEL__sane_behavior with cgroup2 fs type writeback: initialize inode members that track writeback history mm: page_alloc: generalize the dirty balance reserve block: fix module reference leak on put_disk() call for cgroups throttle Linux 4.4.35 netfilter: nft_dynset: fix element timeout for HZ != 1000 IB/cm: Mark stale CM id's whenever the mad agent was unregistered IB/uverbs: Fix leak of XRC target QPs IB/core: Avoid unsigned int overflow in sg_alloc_table IB/mlx5: Fix fatal error dispatching IB/mlx5: Use cache line size to select CQE stride IB/mlx4: Fix create CQ error flow IB/mlx4: Check gid_index return value PM / sleep: don't suspend parent when async child suspend_{noirq, late} fails PM / sleep: fix device reference leak in test_suspend uwb: fix device reference leaks mfd: core: Fix device reference leak in mfd_clone_cell iwlwifi: pcie: fix SPLC structure parsing rtc: omap: Fix selecting external osc clk: mmp: mmp2: fix return value check in mmp2_clk_init() clk: mmp: pxa168: fix return value check in pxa168_clk_init() clk: mmp: pxa910: fix return value check in pxa910_clk_init() drm/amdgpu: Attach exclusive fence to prime exported bo's. (v5) crypto: caam - do not register AES-XTS mode on LP units ext4: sanity check the block and cluster size at mount time kbuild: Steal gcc's pie from the very beginning x86/kexec: add -fno-PIE scripts/has-stack-protector: add -fno-PIE kbuild: add -fno-PIE i2c: mux: fix up dependencies can: bcm: fix warning in bcm_connect/proc_register mfd: intel-lpss: Do not put device in reset state on suspend fuse: fix fuse_write_end() if zero bytes were copied KVM: Disable irq while unregistering user notifier KVM: x86: fix missed SRCU usage in kvm_lapic_set_vapic_addr x86/cpu/AMD: Fix cpu_llc_id for AMD Fam17h systems Linux 4.4.34 sparc64: Delete now unused user copy fixup functions. sparc64: Delete now unused user copy assembler helpers. sparc64: Convert U3copy_{from,to}_user to accurate exception reporting. sparc64: Convert NG2copy_{from,to}_user to accurate exception reporting. sparc64: Convert NGcopy_{from,to}_user to accurate exception reporting. sparc64: Convert NG4copy_{from,to}_user to accurate exception reporting. sparc64: Convert U1copy_{from,to}_user to accurate exception reporting. sparc64: Convert GENcopy_{from,to}_user to accurate exception reporting. sparc64: Convert copy_in_user to accurate exception reporting. sparc64: Prepare to move to more saner user copy exception handling. sparc64: Delete __ret_efault. sparc64: Handle extremely large kernel TLB range flushes more gracefully. sparc64: Fix illegal relative branches in hypervisor patched TLB cross-call code. sparc64: Fix instruction count in comment for __hypervisor_flush_tlb_pending. sparc64: Fix illegal relative branches in hypervisor patched TLB code. sparc64: Handle extremely large kernel TSB range flushes sanely. sparc: Handle negative offsets in arch_jump_label_transform sparc64 mm: Fix base TSB sizing when hugetlb pages are used sparc: serial: sunhv: fix a double lock bug sparc: Don't leak context bits into thread->fault_address tty: Prevent ldisc drivers from re-using stale tty fields tcp: take care of truncations done by sk_filter() ipv4: use new_gw for redirect neigh lookup net: __skb_flow_dissect() must cap its return value sock: fix sendmmsg for partial sendmsg fib_trie: Correct /proc/net/route off by one error sctp: assign assoc_id earlier in __sctp_connect ipv6: dccp: add missing bind_conflict to dccp_ipv6_mapped ipv6: dccp: fix out of bound access in dccp_v6_err() dccp: fix out of bound access in dccp_v4_err() dccp: do not send reset to already closed sockets tcp: fix potential memory corruption ip6_tunnel: Clear IP6CB in ip6tunnel_xmit() bgmac: stop clearing DMA receive control register right after it is set net: mangle zero checksum in skb_checksum_help() net: clear sk_err_soft in sk_clone_lock() dctcp: avoid bogus doubling of cwnd after loss ARM: 8485/1: cpuidle: remove cpu parameter from the cpuidle_ops suspend hook Linux 4.4.33 netfilter: fix namespace handling in nf_log_proc_dostring btrfs: qgroup: Prevent qgroup->reserved from going subzero mmc: mxs: Initialize the spinlock prior to using it ASoC: sun4i-codec: return error code instead of NULL when create_card fails ACPI / APEI: Fix incorrect return value of ghes_proc() i40e: fix call of ndo_dflt_bridge_getlink() hwrng: core - Don't use a stack buffer in add_early_randomness() lib/genalloc.c: start search from start of chunk mei: bus: fix received data size check in NFC fixup iommu/vt-d: Fix dead-locks in disable_dmar_iommu() path iommu/amd: Free domain id when free a domain of struct dma_ops_domain tty/serial: at91: fix hardware handshake on Atmel platforms dmaengine: at_xdmac: fix spurious flag status for mem2mem transfers drm/i915: Respect alternate_ddc_pin for all DDI ports KVM: MIPS: Precalculate MMIO load resume PC scsi: mpt3sas: Fix for block device of raid exists even after deleting raid disk scsi: qla2xxx: Fix scsi scan hang triggered if adapter fails during init iio: orientation: hid-sensor-rotation: Add PM function (fix non working driver) iio: hid-sensors: Increase the precision of scale to fix wrong reading interpretation. clk: qoriq: Don't allow CPU clocks higher than starting value toshiba-wmi: Fix loading the driver on non Toshiba laptops drbd: Fix kernel_sendmsg() usage - potential NULL deref usb: gadget: u_ether: remove interrupt throttling USB: cdc-acm: fix TIOCMIWAIT staging: nvec: remove managed resource from PS2 driver Revert "staging: nvec: ps2: change serio type to passthrough" drivers: staging: nvec: remove bogus reset command for PS/2 interface staging: iio: ad5933: avoid uninitialized variable in error case pinctrl: cherryview: Prevent possible interrupt storm on resume pinctrl: cherryview: Serialize register access in suspend/resume ARC: timer: rtc: implement read loop in "C" vs. inline asm s390/hypfs: Use get_free_page() instead of kmalloc to ensure page alignment coredump: fix unfreezable coredumping task swapfile: fix memory corruption via malformed swapfile dib0700: fix nec repeat handling ASoC: cs4270: fix DAPM stream name mismatch ALSA: info: Limit the proc text input size ALSA: info: Return error for invalid read/write arm64: Enable KPROBES/HIBERNATION/CORESIGHT in defconfig arm64: kvm: allows kvm cpu hotplug arm64: KVM: Register CPU notifiers when the kernel runs at HYP arm64: KVM: Skip HYP setup when already running in HYP arm64: hyp/kvm: Make hyp-stub reject kvm_call_hyp() arm64: hyp/kvm: Make hyp-stub extensible arm64: kvm: Move lr save/restore from do_el2_call into EL1 arm64: kvm: deal with kernel symbols outside of linear mapping arm64: introduce KIMAGE_VADDR as the virtual base of the kernel region ANDROID: video: adf: Avoid directly referencing user pointers ANDROID: usb: gadget: audio_source: fix comparison of distinct pointer types android: binder: support for file-descriptor arrays. android: binder: support for scatter-gather. android: binder: add extra size to allocator. android: binder: refactor binder_transact() android: binder: support multiple /dev instances. android: binder: deal with contexts in debugfs. android: binder: support multiple context managers. android: binder: split flat_binder_object. disable aio support in recommended configuration Linux 4.4.32 scsi: megaraid_sas: fix macro MEGASAS_IS_LOGICAL to avoid regression drm/radeon: fix DP mode validation drm/radeon/dp: add back special handling for NUTMEG drm/amdgpu: fix DP mode validation drm/amdgpu/dp: add back special handling for NUTMEG KVM: MIPS: Drop other CPU ASIDs on guest MMU changes Revert KVM: MIPS: Drop other CPU ASIDs on guest MMU changes of: silence warnings due to max() usage packet: on direct_xmit, limit tso and csum to supported devices sctp: validate chunk len before actually using it net sched filters: fix notification of filter delete with proper handle udp: fix IP_CHECKSUM handling net: sctp, forbid negative length ipv4: use the right lock for ping_group_range ipv4: disable BH in set_ping_group_range() net: add recursion limit to GRO rtnetlink: Add rtnexthop offload flag to compare mask bridge: multicast: restore perm router ports on multicast enable net: pktgen: remove rcu locking in pktgen_change_name() ipv6: correctly add local routes when lo goes up ip6_tunnel: fix ip6_tnl_lookup ipv6: tcp: restore IP6CB for pktoptions skbs netlink: do not enter direct reclaim from netlink_dump() packet: call fanout_release, while UNREGISTERING a netdev net: Add netdev all_adj_list refcnt propagation to fix panic net/sched: act_vlan: Push skb->data to mac_header prior calling skb_vlan_*() functions net: pktgen: fix pkt_size net: fec: set mac address unconditionally tg3: Avoid NULL pointer dereference in tg3_io_error_detected() ipmr, ip6mr: fix scheduling while atomic and a deadlock with ipmr_get_route ip6_gre: fix flowi6_proto value in ip6gre_xmit_other() tcp: fix a compile error in DBGUNDO() tcp: fix wrong checksum calculation on MTU probing net: avoid sk_forward_alloc overflows tcp: fix overflow in __tcp_retransmit_skb() arm64/kvm: fix build issue on kvm debug arm64: ptdump: Indicate whether memory should be faulting arm64: Add support for ARCH_SUPPORTS_DEBUG_PAGEALLOC arm64: Drop alloc function from create_mapping arm64: allow vmalloc regions to be set with set_memory_* arm64: kernel: implement ACPI parking protocol arm64: mm: create new fine-grained mappings at boot arm64: ensure _stext and _etext are page-aligned arm64: mm: allow passing a pgdir to alloc_init_* arm64: mm: allocate pagetables anywhere arm64: mm: use fixmap when creating page tables arm64: mm: add functions to walk tables in fixmap arm64: mm: add __{pud,pgd}_populate arm64: mm: avoid redundant __pa(__va(x)) Linux 4.4.31 HID: usbhid: add ATEN CS962 to list of quirky devices ubi: fastmap: Fix add_vol() return value test in ubi_attach_fastmap() kvm: x86: Check memopp before dereference (CVE-2016-8630) tty: vt, fix bogus division in csi_J usb: dwc3: Fix size used in dma_free_coherent() pwm: Unexport children before chip removal UBI: fastmap: scrub PEB when bitflips are detected in a free PEB EC header Disable "frame-address" warning smc91x: avoid self-comparison warning cgroup: avoid false positive gcc-6 warning drm/exynos: fix error handling in exynos_drm_subdrv_open mm/cma: silence warnings due to max() usage ARM: 8584/1: floppy: avoid gcc-6 warning powerpc/ptrace: Fix out of bounds array access warning x86/xen: fix upper bound of pmd loop in xen_cleanhighmap() perf build: Fix traceevent plugins build race drm/dp/mst: Check peer device type before attempting EDID read drm/radeon: drop register readback in cayman_cp_int_cntl_setup drm/radeon/si_dpm: workaround for SI kickers drm/radeon/si_dpm: Limit clocks on HD86xx part Revert "drm/radeon: fix DP link training issue with second 4K monitor" mmc: dw_mmc-pltfm: fix the potential NULL pointer dereference scsi: arcmsr: Send SYNCHRONIZE_CACHE command to firmware scsi: scsi_debug: Fix memory leak if LBP enabled and module is unloaded scsi: megaraid_sas: Fix data integrity failure for JBOD (passthrough) devices mac80211: discard multicast and 4-addr A-MSDUs firewire: net: fix fragmented datagram_size off-by-one firewire: net: guard against rx buffer overflows Input: i8042 - add XMG C504 to keyboard reset table dm mirror: fix read error on recovery after default leg failure virtio: console: Unlock vqs while freeing buffers virtio_ring: Make interrupt suppression spec compliant parisc: Ensure consistent state when switching to kernel stack at syscall entry ovl: fsync after copy-up KVM: MIPS: Make ERET handle ERL before EXL KVM: x86: fix wbinvd_dirty_mask use-after-free dm: free io_barrier after blk_cleanup_queue call USB: serial: cp210x: fix tiocmget error handling tty: limit terminal size to 4M chars xhci: add restart quirk for Intel Wildcatpoint PCH hv: do not lose pending heartbeat vmbus packets vt: clear selection before resizing Fix potential infoleak in older kernels GenWQE: Fix bad page access during abort of resource allocation usb: increase ohci watchdog delay to 275 msec xhci: use default USB_RESUME_TIMEOUT when resuming ports. USB: serial: ftdi_sio: add support for Infineon TriBoard TC2X7 USB: serial: fix potential NULL-dereference at probe usb: gadget: function: u_ether: don't starve tx request queue mei: txe: don't clean an unprocessed interrupt cause. ubifs: Fix regression in ubifs_readdir() ubifs: Abort readdir upon error btrfs: fix races on root_log_ctx lists ANDROID: binder: Clear binder and cookie when setting handle in flat binder struct ANDROID: binder: Add strong ref checks ALSA: hda - Fix headset mic detection problem for two Dell laptops ALSA: hda - Adding a new group of pin cfg into ALC295 pin quirk table ALSA: hda - allow 40 bit DMA mask for NVidia devices ALSA: hda - Raise AZX_DCAPS_RIRB_DELAY handling into top drivers ALSA: hda - Merge RIRB_PRE_DELAY into CTX_WORKAROUND caps ALSA: usb-audio: Add quirk for Syntek STK1160 KEYS: Fix short sprintf buffer in /proc/keys show function mm: memcontrol: do not recurse in direct reclaim mm/list_lru.c: avoid error-path NULL pointer deref libxfs: clean up _calc_dquots_per_chunk h8300: fix syscall restarting drm/dp/mst: Clear port->pdt when tearing down the i2c adapter i2c: core: fix NULL pointer dereference under race condition i2c: xgene: Avoid dma_buffer overrun arm64:cpufeature ARM64_NCAPS is the indicator of last feature arm64: hibernate: Refuse to hibernate if the boot cpu is offline PM / sleep: Add support for read-only sysfs attributes arm64: kernel: Add support for hibernate/suspend-to-disk arm64: mm: add functions to walk page tables by PA arm64: mm: move pte_* macros PM / Hibernate: Call flush_icache_range() on pages restored in-place arm64: Add new asm macro copy_page arm64: Promote KERNEL_START/KERNEL_END definitions to a header file arm64: kernel: Include _AC definition in page.h arm64: Change cpu_resume() to enable mmu early then access sleep_sp by va arm64: kernel: Rework finisher callback out of __cpu_suspend_enter() arm64: Cleanup SCTLR flags arm64: Fold proc-macros.S into assembler.h arm/arm64: KVM: Add hook for C-based stage2 init arm/arm64: KVM: Detect vGIC presence at runtime arm64: KVM: Add support for 16-bit VMID arm: KVM: Make kvm_arm.h friendly to assembly code arm/arm64: KVM: Remove unreferenced S2_PGD_ORDER arm64: KVM: debug: Remove spurious inline attributes ARM: KVM: Cleanup exception injection arm64: KVM: Remove weak attributes arm64: KVM: Cleanup asm-offset.c arm64: KVM: Turn system register numbers to an enum arm64: KVM: VHE: Patch out use of HVC arm64: Add ARM64_HAS_VIRT_HOST_EXTN feature arm/arm64: Add new is_kernel_in_hyp_mode predicate arm64: KVM: Move away from the assembly version of the world switch arm64: KVM: Map the kernel RO section into HYP arm64: KVM: Add compatibility aliases arm64: KVM: Implement vgic-v3 save/restore arm64: KVM: Add panic handling arm64: KVM: HYP mode entry points arm64: KVM: Implement TLB handling arm64: KVM: Implement fpsimd save/restore arm64: KVM: Implement the core world switch arm64: KVM: Add patchable function selector arm64: KVM: Implement guest entry arm64: KVM: Implement debug save/restore arm64: KVM: Implement 32bit system register save/restore arm64: KVM: Implement system register save/restore arm64: KVM: Implement timer save/restore arm64: KVM: Implement vgic-v2 save/restore arm64: KVM: Add a HYP-specific header file KVM: arm/arm64: vgic-v3: Make the LR indexing macro public arm64: Add macros to read/write system registers Linux 4.4.30 Revert "fix minor infoleak in get_user_ex()" Revert "x86/mm: Expand the exception table logic to allow new handling options" Linux 4.4.29 ARM: pxa: pxa_cplds: fix interrupt handling powerpc/nvram: Fix an incorrect partition merge mpt3sas: Don't spam logs if logging level is 0 perf symbols: Fixup symbol sizes before picking best ones perf symbols: Check symbol_conf.allow_aliases for kallsyms loading too perf hists browser: Fix event group display clk: divider: Fix clk_divider_round_rate() to use clk_readl() clk: qoriq: fix a register offset error s390/con3270: fix insufficient space padding s390/con3270: fix use of uninitialised data s390/cio: fix accidental interrupt enabling during resume x86/mm: Expand the exception table logic to allow new handling options dmaengine: ipu: remove bogus NO_IRQ reference power: bq24257: Fix use of uninitialized pointer bq->charger staging: r8188eu: Fix scheduling while atomic splat ASoC: dapm: Fix kcontrol creation for output driver widget ASoC: dapm: Fix value setting for _ENUM_DOUBLE MUX's second channel ASoC: dapm: Fix possible uninitialized variable in snd_soc_dapm_get_volsw() ASoC: topology: Fix error return code in soc_tplg_dapm_widget_create() hwrng: omap - Only fail if pm_runtime_get_sync returns < 0 crypto: arm/ghash-ce - add missing async import/export crypto: gcm - Fix IV buffer size in crypto_gcm_setkey mwifiex: correct aid value during tdls setup spi: spi-fsl-dspi: Drop extra spi_master_put in device remove function ARM: clk-imx35: fix name for ckil clk uio: fix dmem_region_start computation genirq/generic_chip: Add irq_unmap callback perf stat: Fix interval output values powerpc/eeh: Null check uses of eeh_pe_bus_get tunnels: Remove encapsulation offloads on decap. tunnels: Don't apply GRO to multiple layers of encapsulation. ipip: Properly mark ipip GRO packets as encapsulated. posix_acl: Clear SGID bit when setting file permissions brcmfmac: avoid potential stack overflow in brcmf_cfg80211_start_ap() mm/hugetlb: fix memory offline with hugepage size > memory block size drm/i915: Unalias obj->phys_handle and obj->userptr drm/i915: Account for TSEG size when determining 865G stolen base Revert "drm/i915: Check live status before reading edid" drm/i915/gen9: fix the WaWmMemoryReadLatency implementation xenbus: don't look up transaction IDs for ordinary writes drm/vmwgfx: Limit the user-space command buffer size drm/radeon: change vblank_time's calculation method to reduce computational error. drm/radeon/si/dpm: fix phase shedding setup drm/radeon: narrow asic_init for virtualization drm/amdgpu: change vblank_time's calculation method to reduce computational error. drm/amdgpu/dce11: add missing drm_mode_config_cleanup call drm/amdgpu/dce11: disable hpd on local panels drm/amdgpu/dce8: disable hpd on local panels drm/amdgpu/dce10: disable hpd on local panels drm/amdgpu: fix IB alignment for UVD drm/prime: Pass the right module owner through to dma_buf_export() Linux 4.4.28 target: Don't override EXTENDED_COPY xcopy_pt_cmd SCSI status code target: Make EXTENDED_COPY 0xe4 failure return COPY TARGET DEVICE NOT REACHABLE target: Re-add missing SCF_ACK_KREF assignment in v4.1.y ubifs: Fix xattr_names length in exit paths jbd2: fix incorrect unlock on j_list_lock ext4: do not advertise encryption support when disabled mmc: rtsx_usb_sdmmc: Handle runtime PM while changing the led mmc: rtsx_usb_sdmmc: Avoid keeping the device runtime resumed when unused mmc: core: Annotate cmd_hdr as __le32 powerpc/mm: Prevent unlikely crash in copro_calculate_slb() ceph: fix error handling in ceph_read_iter arm64: kernel: Init MDCR_EL2 even in the absence of a PMU arm64: percpu: rewrite ll/sc loops in assembly memstick: rtsx_usb_ms: Manage runtime PM when accessing the device memstick: rtsx_usb_ms: Runtime resume the device when polling for cards isofs: Do not return EACCES for unknown filesystems irqchip/gic-v3-its: Fix entry size mask for GITS_BASER s390/mm: fix gmap tlb flush issues Using BUG_ON() as an assert() is _never_ acceptable mm: filemap: fix mapping->nrpages double accounting in fuse mm: workingset: fix crash in shadow node shrinker caused by replace_page_cache_page() acpi, nfit: check for the correct event code in notifications net/mlx4_core: Allow resetting VF admin mac to zero bnx2x: Prevent false warning for lack of FC NPIV PKCS#7: Don't require SpcSpOpusInfo in Authenticode pkcs7 signatures hpsa: correct skipping masked peripherals sd: Fix rw_max for devices that report an optimal xfer size irqchip/gicv3: Handle loop timeout proper kvm: x86: memset whole irq_eoi x86/e820: Don't merge consecutive E820_PRAM ranges blkcg: Unlock blkcg_pol_mutex only once when cpd == NULL Fix regression which breaks DFS mounting Cleanup missing frees on some ioctls Do not send SMB3 SET_INFO request if nothing is changing SMB3: GUIDs should be constructed as random but valid uuids Set previous session id correctly on SMB3 reconnect Display number of credits available Clarify locking of cifs file and tcon structures and make more granular fs/cifs: keep guid when assigning fid to fileinfo cifs: Limit the overall credit acquired fs/super.c: fix race between freeze_super() and thaw_super() arc: don't leak bits of kernel stack into coredump lightnvm: ensure that nvm_dev_ops can be used without CONFIG_NVM ipc/sem.c: fix complex_count vs. simple op race mm: filemap: don't plant shadow entries without radix tree node metag: Only define atomic_dec_if_positive conditionally scsi: Fix use-after-free NFSv4.2: Fix a reference leak in nfs42_proc_layoutstats_generic NFSv4: Open state recovery must account for file permission changes NFSv4: nfs4_copy_delegation_stateid() must fail if the delegation is invalid NFSv4: Don't report revoked delegations as valid in nfs_have_delegation() sunrpc: fix write space race causing stalls Input: elantech - add Fujitsu Lifebook E556 to force crc_enabled Input: elantech - force needed quirks on Fujitsu H760 Input: i8042 - skip selftest on ASUS laptops lib: add "on"/"off" support to kstrtobool lib: update single-char callers of strtobool() lib: move strtobool() to kstrtobool() MIPS: ptrace: Fix regs_return_value for kernel context MIPS: Fix -mabi=64 build of vdso.lds ALSA: hda - Fix a failure of micmute led when having multi adcs cx231xx: fix GPIOs for Pixelview SBTVD hybrid cx231xx: don't return error on success mb86a20s: fix demod settings mb86a20s: fix the locking logic ovl: copy_up_xattr(): use strnlen ovl: Fix info leak in ovl_lookup_temp() fbdev/efifb: Fix 16 color palette entry calculation scsi: zfcp: spin_lock_irqsave() is not nestable zfcp: trace full payload of all SAN records (req,resp,iels) zfcp: fix payload trace length for SAN request&response zfcp: fix D_ID field with actual value on tracing SAN responses zfcp: restore tracing of handle for port and LUN with HBA records zfcp: trace on request for open and close of WKA port zfcp: restore: Dont use 0 to indicate invalid LUN in rec trace zfcp: retain trace level for SCSI and HBA FSF response records zfcp: close window with unblocked rport during rport gone zfcp: fix ELS/GS request&response length for hardware data router zfcp: fix fc_host port_type with NPIV ubi: Deal with interrupted erasures in WL powerpc/pseries: Fix stack corruption in htpe code powerpc/64: Fix incorrect return value from __copy_tofrom_user powerpc/powernv: Use CPU-endian PEST in pnv_pci_dump_p7ioc_diag_data() powerpc/powernv: Use CPU-endian hub diag-data type in pnv_eeh_get_and_dump_hub_diag() powerpc/powernv: Pass CPU-endian PE number to opal_pci_eeh_freeze_clear() powerpc/vdso64: Use double word compare on pointers dm crypt: fix crash on exit dm mpath: check if path's request_queue is dying in activate_path() dm: return correct error code in dm_resume()'s retry loop dm: mark request_queue dead before destroying the DM device perf intel-pt: Fix MTC timestamp calculation for large MTC periods perf intel-pt: Fix estimated timestamps for cycle-accurate mode perf intel-pt: Fix snapshot overlap detection decoder errors pstore/ram: Use memcpy_fromio() to save old buffer pstore/ram: Use memcpy_toio instead of memcpy pstore/core: drop cmpxchg based updates pstore/ramoops: fixup driver removal parisc: Increase initial kernel mapping size parisc: Fix kernel memory layout regarding position of __gp parisc: Increase KERNEL_INITIAL_SIZE for 32-bit SMP kernels cpufreq: intel_pstate: Fix unsafe HWP MSR access platform: don't return 0 from platform_get_irq[_byname]() on error PCI: Mark Atheros AR9580 to avoid bus reset mmc: sdhci: cast unsigned int to unsigned long long to avoid unexpeted error mmc: block: don't use CMD23 with very old MMC cards rtlwifi: Fix missing country code for Great Britain PM / devfreq: event: remove duplicate devfreq_event_get_drvdata() clk: imx6: initialize GPU clocks regulator: tps65910: Work around silicon erratum SWCZ010 mei: me: add kaby point device ids gpio: mpc8xxx: Correct irq handler function cgroup: Change from CAP_SYS_NICE to CAP_SYS_RESOURCE for cgroup migration permissions UPSTREAM: cpu/hotplug: Handle unbalanced hotplug enable/disable UPSTREAM: arm64: kaslr: fix breakage with CONFIG_MODVERSIONS=y UPSTREAM: arm64: kaslr: keep modules close to the kernel when DYNAMIC_FTRACE=y cgroup: Remove leftover instances of allow_attach BACKPORT: lib: harden strncpy_from_user CHROMIUM: cgroups: relax permissions on moving tasks between cgroups CHROMIUM: remove Android's cgroup generic permissions checks Linux 4.4.27 cfq: fix starvation of asynchronous writes vfs: move permission checking into notify_change() for utimes(NULL) dlm: free workqueues after the connections crypto: vmx - Fix memory corruption caused by p8_ghash crypto: ghash-generic - move common definitions to a new header file ext4: release bh in make_indexed_dir ext4: allow DAX writeback for hole punch ext4: fix memory leak in ext4_insert_range() ext4: reinforce check of i_dtime when clearing high fields of uid and gid ext4: enforce online defrag restriction for encrypted files scsi: ibmvfc: Fix I/O hang when port is not mapped scsi: arcmsr: Simplify user_len checking scsi: arcmsr: Buffer overflow in arcmsr_iop_message_xfer() async_pq_val: fix DMA memory leak reiserfs: switch to generic_{get,set,remove}xattr() reiserfs: Unlock superblock before calling reiserfs_quota_on_mount() ASoC: Intel: Atom: add a missing star in a memcpy call brcmfmac: fix memory leak in brcmf_fill_bss_param i40e: avoid NULL pointer dereference and recursive errors on early PCI error fuse: fix killing s[ug]id in setattr fuse: invalidate dir dentry after chmod fuse: listxattr: verify xattr list drivers: base: dma-mapping: page align the size when unmap_kernel_range btrfs: assign error values to the correct bio structs serial: 8250_dw: Check the data->pclk when get apb_pclk arm64: Use PoU cache instr for I/D coherency arm64: mm: add code to safely replace TTBR1_EL1 arm64: mm: place __cpu_setup in .text arm64: add function to install the idmap arm64: unmap idmap earlier arm64: unify idmap removal arm64: mm: place empty_zero_page in bss arm64: head.S: use memset to clear BSS arm64: mm: specialise pagetable allocators arm64: mm: remove pointless PAGE_MASKing asm-generic: Fix local variable shadow in __set_fixmap_offset arm64: mm: fold alternatives into .init ARM: 8511/1: ARM64: kernel: PSCI: move PSCI idle management code to drivers/firmware ARM: 8481/2: drivers: psci: replace psci firmware calls ARM: 8480/2: arm64: add implementation for arm-smccc ARM: 8479/2: add implementation for arm-smccc ARM: 8478/2: arm/arm64: add arm-smccc ARM: 8510/1: rework ARM_CPU_SUSPEND dependencies ARM: 8458/1: bL_switcher: add GIC dependency Linux 4.4.26 mm: remove gup_flags FOLL_WRITE games from __get_user_pages() x86/build: Build compressed x86 kernels as PIE arm64: Remove stack duplicating code from jprobes arm64: kprobes: Add KASAN instrumentation around stack accesses arm64: kprobes: Cleanup jprobe_return arm64: kprobes: Fix overflow when saving stack arm64: kprobes: WARN if attempting to step with PSTATE.D=1 kprobes: Add arm64 case in kprobe example module arm64: Add kernel return probes support (kretprobes) arm64: Add trampoline code for kretprobes arm64: kprobes instruction simulation support arm64: Treat all entry code as non-kprobe-able arm64: Blacklist non-kprobe-able symbol arm64: Kprobes with single stepping support arm64: add conditional instruction simulation support arm64: Add more test functions to insn.c arm64: Add HAVE_REGS_AND_STACK_ACCESS_API feature Linux 4.4.25 tpm_crb: fix crb_req_canceled behavior tpm: fix a race condition in tpm2_unseal_trusted() ima: use file_dentry() ARM: cpuidle: Fix error return code ARM: dts: MSM8064 remove flags from SPMI/MPP IRQs ARM: dts: mvebu: armada-390: add missing compatibility string and bracket x86/dumpstack: Fix x86_32 kernel_stack_pointer() previous stack access x86/irq: Prevent force migration of irqs which are not in the vector domain x86/boot: Fix kdump, cleanup aborted E820_PRAM max_pfn manipulation KVM: PPC: BookE: Fix a sanity check KVM: MIPS: Drop other CPU ASIDs on guest MMU changes KVM: PPC: Book3s PR: Allow access to unprivileged MMCR2 register mfd: wm8350-i2c: Make sure the i2c regmap functions are compiled mfd: 88pm80x: Double shifting bug in suspend/resume mfd: atmel-hlcdc: Do not sleep in atomic context mfd: rtsx_usb: Avoid setting ucr->current_sg.status ALSA: usb-line6: use the same declaration as definition in header for MIDI manufacturer ID ALSA: usb-audio: Extend DragonFly dB scale quirk to cover other variants ALSA: ali5451: Fix out-of-bound position reporting timekeeping: Fix __ktime_get_fast_ns() regression time: Add cycles to nanoseconds translation mm: Fix build for hardened usercopy ANDROID: binder: Clear binder and cookie when setting handle in flat binder struct ANDROID: binder: Add strong ref checks UPSTREAM: staging/android/ion : fix a race condition in the ion driver ANDROID: android-base: CONFIG_HARDENED_USERCOPY=y UPSTREAM: fs/proc/kcore.c: Add bounce buffer for ktext data UPSTREAM: fs/proc/kcore.c: Make bounce buffer global for read BACKPORT: arm64: Correctly bounds check virt_addr_valid Fix a build breakage in IO latency hist code. UPSTREAM: efi: include asm/early_ioremap.h not asm/efi.h to get early_memremap UPSTREAM: ia64: split off early_ioremap() declarations into asm/early_ioremap.h FROMLIST: arm64: Enable CONFIG_ARM64_SW_TTBR0_PAN FROMLIST: arm64: xen: Enable user access before a privcmd hvc call FROMLIST: arm64: Handle faults caused by inadvertent user access with PAN enabled FROMLIST: arm64: Disable TTBR0_EL1 during normal kernel execution FROMLIST: arm64: Introduce uaccess_{disable,enable} functionality based on TTBR0_EL1 FROMLIST: arm64: Factor out TTBR0_EL1 post-update workaround into a specific asm macro FROMLIST: arm64: Factor out PAN enabling/disabling into separate uaccess_* macros UPSTREAM: arm64: Handle el1 synchronous instruction aborts cleanly UPSTREAM: arm64: include alternative handling in dcache_by_line_op UPSTREAM: arm64: fix "dc cvau" cache operation on errata-affected core UPSTREAM: Revert "arm64: alternatives: add enable parameter to conditional asm macros" UPSTREAM: arm64: Add new asm macro copy_page UPSTREAM: arm64: kill ESR_LNX_EXEC UPSTREAM: arm64: add macro to extract ESR_ELx.EC UPSTREAM: arm64: mm: mark fault_info table const UPSTREAM: arm64: fix dump_instr when PAN and UAO are in use BACKPORT: arm64: Fold proc-macros.S into assembler.h UPSTREAM: arm64: choose memstart_addr based on minimum sparsemem section alignment UPSTREAM: arm64/mm: ensure memstart_addr remains sufficiently aligned UPSTREAM: arm64/kernel: fix incorrect EL0 check in inv_entry macro UPSTREAM: arm64: Add macros to read/write system registers UPSTREAM: arm64/efi: refactor EFI init and runtime code for reuse by 32-bit ARM UPSTREAM: arm64/efi: split off EFI init and runtime code for reuse by 32-bit ARM UPSTREAM: arm64/efi: mark UEFI reserved regions as MEMBLOCK_NOMAP BACKPORT: arm64: only consider memblocks with NOMAP cleared for linear mapping UPSTREAM: mm/memblock: add MEMBLOCK_NOMAP attribute to memblock memory table ANDROID: dm: android-verity: Remove fec_header location constraint BACKPORT: audit: consistently record PIDs with task_tgid_nr() android-base.cfg: Enable kernel ASLR UPSTREAM: vmlinux.lds.h: allow arch specific handling of ro_after_init data section UPSTREAM: arm64: spinlock: fix spin_unlock_wait for LSE atomics UPSTREAM: arm64: avoid TLB conflict with CONFIG_RANDOMIZE_BASE UPSTREAM: arm64: Only select ARM64_MODULE_PLTS if MODULES=y sched: Add Kconfig option DEFAULT_USE_ENERGY_AWARE to set ENERGY_AWARE feature flag sched/fair: remove printk while schedule is in progress ANDROID: fs: FS tracepoints to track IO. sched/walt: Drop arch-specific timer access ANDROID: fiq_debugger: Pass task parameter to unwind_frame() eas/sched/fair: Fixing comments in find_best_target. input: keyreset: switch to orderly_reboot UPSTREAM: tun: fix transmit timestamp support UPSTREAM: arch/arm/include/asm/pgtable-3level.h: add pmd_mkclean for THP net: inet: diag: expose the socket mark to privileged processes. net: diag: make udp_diag_destroy work for mapped addresses. net: diag: support SOCK_DESTROY for UDP sockets net: diag: allow socket bytecode filters to match socket marks net: diag: slightly refactor the inet_diag_bc_audit error checks. net: diag: Add support to filter on device index UPSTREAM: brcmfmac: avoid potential stack overflow in brcmf_cfg80211_start_ap() Linux 4.4.24 ALSA: hda - Add the top speaker pin config for HP Spectre x360 ALSA: hda - Fix headset mic detection problem for several Dell laptops ACPICA: acpi_get_sleep_type_data: Reduce warnings ALSA: hda - Adding one more ALC255 pin definition for headset problem Revert "usbtmc: convert to devm_kzalloc" USB: serial: cp210x: Add ID for a Juniper console Staging: fbtft: Fix bug in fbtft-core usb: misc: legousbtower: Fix NULL pointer deference USB: serial: cp210x: fix hardware flow-control disable dm log writes: fix bug with too large bios clk: xgene: Add missing parenthesis when clearing divider value aio: mark AIO pseudo-fs noexec batman-adv: remove unused callback from batadv_algo_ops struct IB/mlx4: Use correct subnet-prefix in QP1 mads under SR-IOV IB/mlx4: Fix code indentation in QP1 MAD flow IB/mlx4: Fix incorrect MC join state bit-masking on SR-IOV IB/ipoib: Don't allow MC joins during light MC flush IB/core: Fix use after free in send_leave function IB/ipoib: Fix memory corruption in ipoib cm mode connect flow KVM: nVMX: postpone VMCS changes on MSR_IA32_APICBASE write dmaengine: at_xdmac: fix to pass correct device identity to free_irq() kernel/fork: fix CLONE_CHILD_CLEARTID regression in nscd ASoC: omap-mcpdm: Fix irq resource handling sysctl: handle error writing UINT_MAX to u32 fields powerpc/prom: Fix sub-processor option passed to ibm, client-architecture-support brcmsmac: Initialize power in brcms_c_stf_ss_algo_channel_get() brcmsmac: Free packet if dma_mapping_error() fails in dma_rxfill brcmfmac: Fix glob_skb leak in brcmf_sdiod_recv_chain ASoC: Intel: Skylake: Fix error return code in skl_probe() pNFS/flexfiles: Fix layoutcommit after a commit to DS pNFS/files: Fix layoutcommit after a commit to DS NFS: Don't drop CB requests with invalid principals svc: Avoid garbage replies when pc_func() returns rpc_drop_reply dmaengine: at_xdmac: fix debug string fnic: pci_dma_mapping_error() doesn't return an error code avr32: off by one in at32_init_pio() ath9k: Fix programming of minCCA power threshold gspca: avoid unused variable warnings em28xx-i2c: rt_mutex_trylock() returns zero on failure NFC: fdp: Detect errors from fdp_nci_create_conn() iwlmvm: mvm: set correct state in smart-fifo configuration tile: Define AT_VECTOR_SIZE_ARCH for ARCH_DLINFO pstore: drop file opened reference count blk-mq: actually hook up defer list when running requests hwrng: omap - Fix assumption that runtime_get_sync will always succeed ARM: sa1111: fix pcmcia suspend/resume ARM: shmobile: fix regulator quirk for Gen2 ARM: sa1100: clear reset status prior to reboot ARM: sa1100: fix 3.6864MHz clock ARM: sa1100: register clocks early ARM: sun5i: Fix typo in trip point temperature regulator: qcom_smd: Fix voltage ranges for pm8x41 regulator: qcom_spmi: Update mvs1/mvs2 switches on pm8941 regulator: qcom_spmi: Add support for get_mode/set_mode on switches regulator: qcom_spmi: Add support for S4 supply on pm8941 tpm: fix byte-order for the value read by tpm2_get_tpm_pt printk: fix parsing of "brl=" option MIPS: uprobes: fix use of uninitialised variable MIPS: Malta: Fix IOCU disable switch read for MIPS64 MIPS: fix uretprobe implementation MIPS: uprobes: remove incorrect set_orig_insn arm64: debug: avoid resetting stepping state machine when TIF_SINGLESTEP ARM: 8618/1: decompressor: reset ttbcr fields to use TTBR0 on ARMv7 irqchip/gicv3: Silence noisy DEBUG_PER_CPU_MAPS warning gpio: sa1100: fix irq probing for ucb1x00 usb: gadget: fsl_qe_udc: signedness bug in qe_get_frame() ceph: fix race during filling readdir cache iwlwifi: mvm: don't use ret when not initialised iwlwifi: pcie: fix access to scratch buffer spi: sh-msiof: Avoid invalid clock generator parameters hwmon: (adt7411) set bit 3 in CFG1 register nvmem: Declare nvmem_cell_read() consistently ipvs: fix bind to link-local mcast IPv6 address in backup tools/vm/slabinfo: fix an unintentional printf mmc: pxamci: fix potential oops drivers/perf: arm_pmu: Fix leak in error path pinctrl: Flag strict is a field in struct pinmux_ops pinctrl: uniphier: fix .pin_dbg_show() callback i40e: avoid null pointer dereference perf/core: Fix pmu::filter_match for SW-led groups iwlwifi: mvm: fix a few firmware capability checks usb: musb: fix DMA for host mode usb: musb: Fix DMA desired mode for Mentor DMA engine ARM: 8617/1: dma: fix dma_max_pfn() ARM: 8616/1: dt: Respect property size when parsing CPUs drm/radeon/si/dpm: add workaround for for Jet parts drm/nouveau/fifo/nv04: avoid ramht race against cookie insertion x86/boot: Initialize FPU and X86_FEATURE_ALWAYS even if we don't have CPUID x86/init: Fix cr4_init_shadow() on CR4-less machines can: dev: fix deadlock reported after bus-off mm,ksm: fix endless looping in allocating memory when ksm enable mtd: nand: davinci: Reinitialize the HW ECC engine in 4bit hwctl cpuset: handle race between CPU hotplug and cpuset_hotplug_work usercopy: fold builtin_const check into inline function Linux 4.4.23 hostfs: Freeing an ERR_PTR in hostfs_fill_sb_common() qxl: check for kmap failures power: supply: max17042_battery: fix model download bug. power_supply: tps65217-charger: fix missing platform_set_drvdata() PM / hibernate: Fix rtree_next_node() to avoid walking off list ends PM / hibernate: Restore processor state before using per-CPU variables MIPS: paravirt: Fix undefined reference to smp_bootstrap MIPS: Add a missing ".set pop" in an early commit MIPS: Avoid a BUG warning during prctl(PR_SET_FP_MODE, ...) MIPS: Remove compact branch policy Kconfig entries MIPS: vDSO: Fix Malta EVA mapping to vDSO page structs MIPS: SMP: Fix possibility of deadlock when bringing CPUs online MIPS: Fix pre-r6 emulation FPU initialisation i2c: qup: skip qup_i2c_suspend if the device is already runtime suspended i2c-eg20t: fix race between i2c init and interrupt enable btrfs: ensure that file descriptor used with subvol ioctls is a dir nl80211: validate number of probe response CSA counters can: flexcan: fix resume function mm: delete unnecessary and unsafe init_tlb_ubc() tracing: Move mutex to protect against resetting of seq data fix memory leaks in tracing_buffers_splice_read() power: reset: hisi-reboot: Unmap region obtained by of_iomap mtd: pmcmsp-flash: Allocating too much in init_msp_flash() mtd: maps: sa1100-flash: potential NULL dereference fix fault_in_multipages_...() on architectures with no-op access_ok() fanotify: fix list corruption in fanotify_get_response() fsnotify: add a way to stop queueing events on group shutdown xfs: prevent dropping ioend completions during buftarg wait autofs: use dentry flags to block walks during expire autofs races pwm: Mark all devices as "might sleep" bridge: re-introduce 'fix parsing of MLDv2 reports' net: smc91x: fix SMC accesses Revert "phy: IRQ cannot be shared" net: dsa: bcm_sf2: Fix race condition while unmasking interrupts net/mlx5: Added missing check of msg length in verifying its signature tipc: fix NULL pointer dereference in shutdown() net/irda: handle iriap_register_lsap() allocation failure vti: flush x-netns xfrm cache when vti interface is removed af_unix: split 'u->readlock' into two: 'iolock' and 'bindlock' Revert "af_unix: Fix splice-bind deadlock" bonding: Fix bonding crash megaraid: fix null pointer check in megasas_detach_one(). nouveau: fix nv40_perfctr_next() cleanup regression Staging: iio: adc: fix indent on break statement iwlegacy: avoid warning about missing braces ath9k: fix misleading indentation am437x-vfpe: fix typo in vpfe_get_app_input_index Add braces to avoid "ambiguous ‘else’" compiler warnings net: caif: fix misleading indentation Makefile: Mute warning for __builtin_return_address(>0) for tracing only Disable "frame-address" warning Disable "maybe-uninitialized" warning globally gcov: disable -Wmaybe-uninitialized warning Kbuild: disable 'maybe-uninitialized' warning for CONFIG_PROFILE_ALL_BRANCHES kbuild: forbid kernel directory to contain spaces and colons tools: Support relative directory path for 'O=' Makefile: revert "Makefile: Document ability to make file.lst and file.S" partially kbuild: Do not run modules_install and install in paralel ocfs2: fix start offset to ocfs2_zero_range_for_truncate() ocfs2/dlm: fix race between convert and migration crypto: echainiv - Replace chaining with multiplication crypto: skcipher - Fix blkcipher walk OOM crash crypto: arm/aes-ctr - fix NULL dereference in tail processing crypto: arm64/aes-ctr - fix NULL dereference in tail processing tcp: properly scale window in tcp_v[46]_reqsk_send_ack() tcp: fix use after free in tcp_xmit_retransmit_queue() tcp: cwnd does not increase in TCP YeAH ipv6: release dst in ping_v6_sendmsg ipv4: panic in leaf_walk_rcu due to stale node pointer reiserfs: fix "new_insert_key may be used uninitialized ..." Fix build warning in kernel/cpuset.c include/linux/kernel.h: change abs() macro so it uses consistent return type Linux 4.4.22 openrisc: fix the fix of copy_from_user() avr32: fix 'undefined reference to `___copy_from_user' ia64: copy_from_user() should zero the destination on access_ok() failure genirq/msi: Fix broken debug output ppc32: fix copy_from_user() sparc32: fix copy_from_user() mn10300: copy_from_user() should zero on access_ok() failure... nios2: copy_from_user() should zero the tail of destination openrisc: fix copy_from_user() parisc: fix copy_from_user() metag: copy_from_user() should zero the destination on access_ok() failure alpha: fix copy_from_user() asm-generic: make copy_from_user() zero the destination properly mips: copy_from_user() must zero the destination on access_ok() failure hexagon: fix strncpy_from_user() error return sh: fix copy_from_user() score: fix copy_from_user() and friends blackfin: fix copy_from_user() cris: buggered copy_from_user/copy_to_user/clear_user frv: fix clear_user() asm-generic: make get_user() clear the destination on errors ARC: uaccess: get_user to zero out dest in cause of fault s390: get_user() should zero on failure score: fix __get_user/get_user nios2: fix __get_user() sh64: failing __get_user() should zero m32r: fix __get_user() mn10300: failing __get_user() and get_user() should zero fix minor infoleak in get_user_ex() microblaze: fix copy_from_user() avr32: fix copy_from_user() microblaze: fix __get_user() fix iov_iter_fault_in_readable() irqchip/atmel-aic: Fix potential deadlock in ->xlate() genirq: Provide irq_gc_{lock_irqsave,unlock_irqrestore}() helpers drm: Only use compat ioctl for addfb2 on X86/IA64 drm: atmel-hlcdc: Fix vertical scaling net: simplify napi_synchronize() to avoid warnings kconfig: tinyconfig: provide whole choice blocks to avoid warnings soc: qcom/spm: shut up uninitialized variable warning pinctrl: at91-pio4: use %pr format string for resource mmc: dw_mmc: use resource_size_t to store physical address drm/i915: Avoid pointer arithmetic in calculating plane surface offset mpssd: fix buffer overflow warning gma500: remove annoying deprecation warning ipv6: addrconf: fix dev refcont leak when DAD failed sched/core: Fix a race between try_to_wake_up() and a woken up task Revert "wext: Fix 32 bit iwpriv compatibility issue with 64 bit Kernel" ath9k: fix using sta->drv_priv before initializing it md-cluster: make md-cluster also can work when compiled into kernel xhci: fix null pointer dereference in stop command timeout function fuse: direct-io: don't dirty ITER_BVEC pages Btrfs: remove root_log_ctx from ctx list before btrfs_sync_log returns crypto: cryptd - initialize child shash_desc on import arm64: spinlocks: implement smp_mb__before_spinlock() as smp_mb() pinctrl: sunxi: fix uart1 CTS/RTS pins at PG on A23/A33 pinctrl: pistachio: fix mfio pll_lock pinmux dm crypt: fix error with too large bios dm log writes: move IO accounting earlier to fix error path dm log writes: fix check of kthread_run() return value bus: arm-ccn: Fix XP watchpoint settings bitmask bus: arm-ccn: Do not attempt to configure XPs for cycle counter bus: arm-ccn: Fix PMU handling of MN ARM: dts: STiH407-family: Provide interconnect clock for consumption in ST SDHCI ARM: dts: overo: fix gpmc nand on boards with ethernet ARM: dts: overo: fix gpmc nand cs0 range ARM: dts: imx6qdl: Fix SPDIF regression ARM: OMAP3: hwmod data: Add sysc information for DSI ARM: kirkwood: ib62x0: fix size of u-boot environment partition ARM: imx6: add missing BM_CLPCR_BYPASS_PMIC_READY setting for imx6sx ARM: imx6: add missing BM_CLPCR_BYP_MMDC_CH0_LPM_HS setting for imx6ul ARM: AM43XX: hwmod: Fix RSTST register offset for pruss cpuset: make sure new tasks conform to the current config of the cpuset net: thunderx: Fix OOPs with ethtool --register-dump USB: change bInterval default to 10 ms ARM: dts: STiH410: Handle interconnect clock required by EHCI/OHCI (USB) usb: chipidea: udc: fix NULL ptr dereference in isr_setup_status_phase usb: renesas_usbhs: fix clearing the {BRDY,BEMP}STS condition USB: serial: simple: add support for another Infineon flashloader serial: 8250: added acces i/o products quad and octal serial cards serial: 8250_mid: fix divide error bug if baud rate is 0 iio: ensure ret is initialized to zero before entering do loop iio:core: fix IIO_VAL_FRACTIONAL sign handling iio: accel: kxsd9: Fix scaling bug iio: fix pressure data output unit in hid-sensor-attributes iio: accel: bmc150: reset chip at init time iio: adc: at91: unbreak channel adc channel 3 iio: ad799x: Fix buffered capture for ad7991/ad7995/ad7999 iio: adc: ti_am335x_adc: Increase timeout value waiting for ADC sample iio: adc: ti_am335x_adc: Protect FIFO1 from concurrent access iio: adc: rockchip_saradc: reset saradc controller before programming it iio: proximity: as3935: set up buffer timestamps for non-zero values iio: accel: kxsd9: Fix raw read return kvm-arm: Unmap shadow pagetables properly x86/AMD: Apply erratum 665 on machines without a BIOS fix x86/paravirt: Do not trace _paravirt_ident_*() functions ARC: mm: fix build breakage with STRICT_MM_TYPECHECKS IB/uverbs: Fix race between uverbs_close and remove_one dm flakey: fix reads to be issued if drop_writes configured audit: fix exe_file access in audit_exe_compare mm: introduce get_task_exe_file kexec: fix double-free when failing to relocate the purgatory NFSv4.1: Fix the CREATE_SESSION slot number accounting pNFS: Ensure LAYOUTGET and LAYOUTRETURN are properly serialised nfsd: Close race between nfsd4_release_lockowner and nfsd4_lock NFSv4.x: Fix a refcount leak in nfs_callback_up_net pNFS: The client must not do I/O to the DS if it's lease has expired kernfs: don't depend on d_find_any_alias() when generating notifications powerpc/mm: Don't alias user region to other regions below PAGE_OFFSET powerpc/powernv : Drop reference added by kset_find_obj() powerpc/tm: do not use r13 for tabort_syscall tipc: move linearization of buffers to generic code lightnvm: put bio before return fscrypto: require write access to mount to set encryption policy Revert "KVM: x86: fix missed hardware breakpoints" MIPS: KVM: Check for pfn noslot case clocksource/drivers/sun4i: Clear interrupts after stopping timer in probe function fscrypto: add authorization check for setting encryption policy ext4: use __GFP_NOFAIL in ext4_free_blocks() Conflicts: arch/arm/kernel/devtree.c arch/arm64/Kconfig arch/arm64/kernel/arm64ksyms.c arch/arm64/kernel/psci.c arch/arm64/mm/fault.c drivers/android/binder.c drivers/usb/host/xhci-hub.c fs/ext4/readpage.c include/linux/mmc/core.h include/linux/mmzone.h mm/memcontrol.c net/core/filter.c net/netlink/af_netlink.c net/netlink/af_netlink.h Change-Id: I99fe7a0914e83e284b11b33185b71448a8999d1f Signed-off-by: Runmin Wang <runminw@codeaurora.org> Signed-off-by: Blagovest Kolenichev <bkolenichev@codeaurora.org>
| * mn10300: failing __get_user() and get_user() should zeroAl Viro2016-09-24
| | | | | | | | | | | | | | | | commit 43403eabf558d2800b429cd886e996fd555aa542 upstream. Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
* | Revert "net, lib: kill arch_fast_hash library bits"Rohit Vaswani2016-03-22
|/ | | | This reverts commit 0cb6c969ed9de43687abdfc63714b6fe4385d2fc.
* Merge tag 'v4.3-rc4' into locking/core, to pick up fixes before applying new ↵Ingo Molnar2015-10-06
|\ | | | | | | | | | | changes Signed-off-by: Ingo Molnar <mingo@kernel.org>
| * Merge branch 'strscpy' of ↵Linus Torvalds2015-10-04
| |\ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | git://git.kernel.org/pub/scm/linux/kernel/git/cmetcalf/linux-tile Pull strscpy string copy function implementation from Chris Metcalf. Chris sent this during the merge window, but I waffled back and forth on the pull request, which is why it's going in only now. The new "strscpy()" function is definitely easier to use and more secure than either strncpy() or strlcpy(), both of which are horrible nasty interfaces that have serious and irredeemable problems. strncpy() has a useless return value, and doesn't NUL-terminate an overlong result. To make matters worse, it pads a short result with zeroes, which is a performance disaster if you have big buffers. strlcpy(), by contrast, is a mis-designed "fix" for strlcpy(), lacking the insane NUL padding, but having a differently broken return value which returns the original length of the source string. Which means that it will read characters past the count from the source buffer, and you have to trust the source to be properly terminated. It also makes error handling fragile, since the test for overflow is unnecessarily subtle. strscpy() avoids both these problems, guaranteeing the NUL termination (but not excessive padding) if the destination size wasn't zero, and making the overflow condition very obvious by returning -E2BIG. It also doesn't read past the size of the source, and can thus be used for untrusted source data too. So why did I waffle about this for so long? Every time we introduce a new-and-improved interface, people start doing these interminable series of trivial conversion patches. And every time that happens, somebody does some silly mistake, and the conversion patch to the improved interface actually makes things worse. Because the patch is mindnumbing and trivial, nobody has the attention span to look at it carefully, and it's usually done over large swatches of source code which means that not every conversion gets tested. So I'm pulling the strscpy() support because it *is* a better interface. But I will refuse to pull mindless conversion patches. Use this in places where it makes sense, but don't do trivial patches to fix things that aren't actually known to be broken. * 'strscpy' of git://git.kernel.org/pub/scm/linux/kernel/git/cmetcalf/linux-tile: tile: use global strscpy() rather than private copy string: provide strscpy() Make asm/word-at-a-time.h available on all architectures
| | * Make asm/word-at-a-time.h available on all architecturesChris Metcalf2015-07-08
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Added the x86 implementation of word-at-a-time to the generic version, which previously only supported big-endian. Omitted the x86-specific load_unaligned_zeropad(), which in any case is also not present for the existing BE-only implementation of a word-at-a-time, and is only used under CONFIG_DCACHE_WORD_ACCESS. Added as a "generic-y" to the Kbuilds of all architectures that didn't previously have it. Signed-off-by: Chris Metcalf <cmetcalf@ezchip.com>
* | | atomic, arch: Audit atomic_{read,set}()Peter Zijlstra2015-09-23
|/ / | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | This patch makes sure that atomic_{read,set}() are at least {READ,WRITE}_ONCE(). We already had the 'requirement' that atomic_read() should use ACCESS_ONCE(), and most archs had this, but a few were lacking. All are now converted to use READ_ONCE(). And, by a symmetry and general paranoia argument, upgrade atomic_set() to use WRITE_ONCE(). Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Cc: Andrew Morton <akpm@linux-foundation.org> Cc: Dmitry Vyukov <dvyukov@google.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: james.hogan@imgtec.com Cc: linux-kernel@vger.kernel.org Cc: oleg@redhat.com Cc: will.deacon@arm.com Signed-off-by: Ingo Molnar <mingo@kernel.org>
* | Merge branch 'locking-core-for-linus' of ↵Linus Torvalds2015-09-03
|\ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip Pull locking and atomic updates from Ingo Molnar: "Main changes in this cycle are: - Extend atomic primitives with coherent logic op primitives (atomic_{or,and,xor}()) and deprecate the old partial APIs (atomic_{set,clear}_mask()) The old ops were incoherent with incompatible signatures across architectures and with incomplete support. Now every architecture supports the primitives consistently (by Peter Zijlstra) - Generic support for 'relaxed atomics': - _acquire/release/relaxed() flavours of xchg(), cmpxchg() and {add,sub}_return() - atomic_read_acquire() - atomic_set_release() This came out of porting qwrlock code to arm64 (by Will Deacon) - Clean up the fragile static_key APIs that were causing repeat bugs, by introducing a new one: DEFINE_STATIC_KEY_TRUE(name); DEFINE_STATIC_KEY_FALSE(name); which define a key of different types with an initial true/false value. Then allow: static_branch_likely() static_branch_unlikely() to take a key of either type and emit the right instruction for the case. To be able to know the 'type' of the static key we encode it in the jump entry (by Peter Zijlstra) - Static key self-tests (by Jason Baron) - qrwlock optimizations (by Waiman Long) - small futex enhancements (by Davidlohr Bueso) - ... and misc other changes" * 'locking-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (63 commits) jump_label/x86: Work around asm build bug on older/backported GCCs locking, ARM, atomics: Define our SMP atomics in terms of _relaxed() operations locking, include/llist: Use linux/atomic.h instead of asm/cmpxchg.h locking/qrwlock: Make use of _{acquire|release|relaxed}() atomics locking/qrwlock: Implement queue_write_unlock() using smp_store_release() locking/lockref: Remove homebrew cmpxchg64_relaxed() macro definition locking, asm-generic: Add _{relaxed|acquire|release}() variants for 'atomic_long_t' locking, asm-generic: Rework atomic-long.h to avoid bulk code duplication locking/atomics: Add _{acquire|release|relaxed}() variants of some atomic operations locking, compiler.h: Cast away attributes in the WRITE_ONCE() magic locking/static_keys: Make verify_keys() static jump label, locking/static_keys: Update docs locking/static_keys: Provide a selftest jump_label: Provide a self-test s390/uaccess, locking/static_keys: employ static_branch_likely() x86, tsc, locking/static_keys: Employ static_branch_likely() locking/static_keys: Add selftest locking/static_keys: Add a new static_key interface locking/static_keys: Rework update logic locking/static_keys: Add static_key_{en,dis}able() helpers ...
| * | atomic: Collapse all atomic_{set,clear}_mask definitionsPeter Zijlstra2015-07-27
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Move the now generic definitions of atomic_{set,clear}_mask() into linux/atomic.h to avoid endless and pointless repetition. Also, provide an atomic_andnot() wrapper for those few archs that can implement that. Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
| * | atomic: Provide atomic_{or,xor,and}Peter Zijlstra2015-07-27
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Implement atomic logic ops -- atomic_{or,xor,and}. These will replace the atomic_{set,clear}_mask functions that are available on some archs. Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
| * | mn10300: Provide atomic_{or,xor,and}Peter Zijlstra2015-07-27
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Implement atomic logic ops -- atomic_{or,xor,and}. These will replace the atomic_{set,clear}_mask functions that are available on some archs. Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
* | | Merge tag 'v4.2-rc8' into x86/mm, before applying new changesIngo Molnar2015-08-25
|\| | | | | | | | | | | Signed-off-by: Ingo Molnar <mingo@kernel.org>
| * | mm: clean up per architecture MM hook header filesLaurent Dufour2015-07-17
| |/ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Commit 2ae416b142b6 ("mm: new mm hook framework") introduced an empty header file (mm-arch-hooks.h) for every architecture, even those which doesn't need to define mm hooks. As suggested by Geert Uytterhoeven, this could be cleaned through the use of a generic header file included via each per architecture asm/include/Kbuild file. The PowerPC architecture is not impacted here since this architecture has to defined the arch_remap MM hook. Signed-off-by: Laurent Dufour <ldufour@linux.vnet.ibm.com> Suggested-by: Geert Uytterhoeven <geert@linux-m68k.org> Acked-by: Geert Uytterhoeven <geert@linux-m68k.org> Acked-by: Vineet Gupta <vgupta@synopsys.com> Cc: Oleg Nesterov <oleg@redhat.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
| * Merge tag 'tty-4.2-rc1' of ↵Linus Torvalds2015-06-26
| |\ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty Pull tty/serial driver updates from Greg KH: "Here's the tty and serial driver patches for 4.2-rc1. A number of individual driver updates, some code cleanups, and other minor things, full details in the shortlog. All have been in linux-next for a while with no reported issues" * tag 'tty-4.2-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty: (152 commits) Doc: serial-rs485.txt: update RS485 driver interface Doc: tty.txt: remove mention of the BKL MAINTAINERS: tty: add serial docs directory serial: sprd: check for NULL after calling devm_clk_get serial: 8250_pci: Correct uartclk for xr17v35x expansion chips serial: 8250_pci: Add support for 12 port Exar boards serial: 8250_uniphier: add bindings document for UniPhier UART serial: core: cleanup in uart_get_baud_rate() serial: stm32-usart: Add STM32 USART Driver tty/serial: kill off set_irq_flags usage tty: move linux/gsmmux.h to uapi doc: dt: add documentation for nxp,lpc1850-uart serial: 8250: add LPC18xx/43xx UART driver serial: 8250_uniphier: add UniPhier serial driver serial: 8250_dw: support ACPI platforms with integrated DMA engine serial: of_serial: check the return value of clk_prepare_enable() serial: of_serial: use devm_clk_get() instead of clk_get() serial: earlycon: Add support for big-endian MMIO accesses serial: sirf: use hrtimer for data rx serial: sirf: correct the fifo empty_bit ...
| | * serial: 8250: remove Kconfig indirectionValentin Rothberg2015-05-06
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Remove CONFIG_SERIAL_DETECT_IRQ and CONFIG_SERIAL_MANY_PORTS, and substitute all references to the proper 8250 Kconfig options. Now, the actual Kconfig dependencies are not hidden when reading the code and static analyzers are less confused. Signed-off-by: Valentin Rothberg <valentinrothberg@gmail.com> Reviewed-by: Peter Hurley <peter@hurleysoftware.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| * | Merge branch 'for-4.2/sg' of git://git.kernel.dk/linux-blockLinus Torvalds2015-06-25
| |\ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Pull asm/scatterlist.h removal from Jens Axboe: "We don't have any specific arch scatterlist anymore, since parisc finally switched over. Kill the include" * 'for-4.2/sg' of git://git.kernel.dk/linux-block: remove scatterlist.h generation from arch Kbuild files remove <asm/scatterlist.h>
| | * | remove scatterlist.h generation from arch Kbuild filesChristoph Hellwig2015-05-19
| | | | | | | | | | | | | | | | | | | | | | | | Signed-off-by: Christoph Hellwig <hch@lst.de> Reported-by: Geert Uytterhoeven <geert@linux-m68k.org> Signed-off-by: Jens Axboe <axboe@fb.com>
| | * | remove <asm/scatterlist.h>Christoph Hellwig2015-05-05
| | |/ | | | | | | | | | | | | | | | | | | | | | We don't have any arch specific scatterlist now that parisc switched over to the generic one. Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Jens Axboe <axboe@fb.com>
| * | mm: new mm hook frameworkLaurent Dufour2015-06-24
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | CRIU is recreating the process memory layout by remapping the checkpointee memory area on top of the current process (criu). This includes remapping the vDSO to the place it has at checkpoint time. However some architectures like powerpc are keeping a reference to the vDSO base address to build the signal return stack frame by calling the vDSO sigreturn service. So once the vDSO has been moved, this reference is no more valid and the signal frame built later are not usable. This patch serie is introducing a new mm hook framework, and a new arch_remap hook which is called when mremap is done and the mm lock still hold. The next patch is adding the vDSO remap and unmap tracking to the powerpc architecture. This patch (of 3): This patch introduces a new set of header file to manage mm hooks: - per architecture empty header file (arch/x/include/asm/mm-arch-hooks.h) - a generic header (include/linux/mm-arch-hooks.h) The architecture which need to overwrite a hook as to redefine it in its header file, while architecture which doesn't need have nothing to do. The default hooks are defined in the generic header and are used in the case the architecture is not defining it. In a next step, mm hooks defined in include/asm-generic/mm_hooks.h should be moved here. Signed-off-by: Laurent Dufour <ldufour@linux.vnet.ibm.com> Suggested-by: Andrew Morton <akpm@linux-foundation.org> Cc: "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com> Cc: Hugh Dickins <hughd@google.com> Cc: Rik van Riel <riel@redhat.com> Cc: Mel Gorman <mgorman@suse.de> Cc: Pavel Emelyanov <xemul@parallels.com> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Paul Mackerras <paulus@samba.org> Cc: Michael Ellerman <mpe@ellerman.id.au> Cc: Ingo Molnar <mingo@kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
| * | Merge tag 'pci-v4.2-changes' of ↵Linus Torvalds2015-06-23
| |\ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci Pull PCI updates from Bjorn Helgaas: "PCI changes for the v4.2 merge window: Enumeration - Move pci_ari_enabled() to global header (Alex Williamson) - Account for ARI in _PRT lookups (Alex Williamson) - Remove unused pci_scan_bus_parented() (Yijing Wang) Resource management - Use host bridge _CRS info on systems with >32 bit addressing (Bjorn Helgaas) - Use host bridge _CRS info on Foxconn K8M890-8237A (Bjorn Helgaas) - Fix pci_address_to_pio() conversion of CPU address to I/O port (Zhichang Yuan) - Add pci_bus_addr_t (Yinghai Lu) PCI device hotplug - Wait for pciehp command completion where necessary (Alex Williamson) - Drop pointless ACPI-based "slot detection" check (Rafael J. Wysocki) - Check ignore_hotplug for all downstream devices (Rafael J. Wysocki) - Propagate the "ignore hotplug" setting to parent (Rafael J. Wysocki) - Inline pciehp "handle event" functions into the ISR (Bjorn Helgaas) - Clean up pciehp debug logging (Bjorn Helgaas) Power management - Remove redundant PCIe port type checking (Yijing Wang) - Add dev->has_secondary_link to track downstream PCIe links (Yijing Wang) - Use dev->has_secondary_link to find downstream links for ASPM (Yijing Wang) - Drop __pci_disable_link_state() useless "force" parameter (Bjorn Helgaas) - Simplify Clock Power Management setting (Bjorn Helgaas) Virtualization - Add ACS quirks for Intel 9-series PCH root ports (Alex Williamson) - Add function 1 DMA alias quirk for Marvell 9120 (Sakari Ailus) MSI - Disable MSI at enumeration even if kernel doesn't support MSI (Michael S. Tsirkin) - Remove unused pci_msi_off() (Bjorn Helgaas) - Rename msi_set_enable(), msix_clear_and_set_ctrl() (Michael S. Tsirkin) - Export pci_msi_set_enable(), pci_msix_clear_and_set_ctrl() (Michael S. Tsirkin) - Drop pci_msi_off() calls during probe (Michael S. Tsirkin) APM X-Gene host bridge driver - Add APM X-Gene v1 PCIe MSI/MSIX termination driver (Duc Dang) - Add APM X-Gene PCIe MSI DTS nodes (Duc Dang) - Disable Configuration Request Retry Status for v1 silicon (Duc Dang) - Allow config access to Root Port even when link is down (Duc Dang) Broadcom iProc host bridge driver - Allow override of device tree IRQ mapping function (Hauke Mehrtens) - Add BCMA PCIe driver (Hauke Mehrtens) - Directly add PCI resources (Hauke Mehrtens) - Free resource list after registration (Hauke Mehrtens) Freescale i.MX6 host bridge driver - Add speed change timeout message (Troy Kisky) - Rename imx6_pcie_start_link() to imx6_pcie_establish_link() (Bjorn Helgaas) Freescale Layerscape host bridge driver - Use dw_pcie_link_up() consistently (Bjorn Helgaas) - Factor out ls_pcie_establish_link() (Bjorn Helgaas) Marvell MVEBU host bridge driver - Remove mvebu_pcie_scan_bus() (Yijing Wang) NVIDIA Tegra host bridge driver - Remove tegra_pcie_scan_bus() (Yijing Wang) Synopsys DesignWare host bridge driver - Consolidate outbound iATU programming functions (Jisheng Zhang) - Use iATU0 for cfg and IO, iATU1 for MEM (Jisheng Zhang) - Add support for x8 links (Zhou Wang) - Wait for link to come up with consistent style (Bjorn Helgaas) - Use pci_scan_root_bus() for simplicity (Yijing Wang) TI DRA7xx host bridge driver - Use dw_pcie_link_up() consistently (Bjorn Helgaas) Miscellaneous - Include <linux/pci.h>, not <asm/pci.h> (Bjorn Helgaas) - Remove unnecessary #includes of <asm/pci.h> (Bjorn Helgaas) - Remove unused pcibios_select_root() (again) (Bjorn Helgaas) - Remove unused pci_dma_burst_advice() (Bjorn Helgaas) - xen/pcifront: Don't use deprecated function pci_scan_bus_parented() (Arnd Bergmann)" * tag 'pci-v4.2-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci: (58 commits) PCI: pciehp: Inline the "handle event" functions into the ISR PCI: pciehp: Rename queue_interrupt_event() to pciehp_queue_interrupt_event() PCI: pciehp: Make queue_interrupt_event() void PCI: xgene: Allow config access to Root Port even when link is down PCI: xgene: Disable Configuration Request Retry Status for v1 silicon PCI: pciehp: Clean up debug logging x86/PCI: Use host bridge _CRS info on systems with >32 bit addressing PCI: imx6: Add #define PCIE_RC_LCSR PCI: imx6: Use "u32", not "uint32_t" PCI: Remove unused pci_scan_bus_parented() xen/pcifront: Don't use deprecated function pci_scan_bus_parented() PCI: imx6: Add speed change timeout message PCI/ASPM: Simplify Clock Power Management setting PCI: designware: Wait for link to come up with consistent style PCI: layerscape: Factor out ls_pcie_establish_link() PCI: layerscape: Use dw_pcie_link_up() consistently PCI: dra7xx: Use dw_pcie_link_up() consistently x86/PCI: Use host bridge _CRS info on Foxconn K8M890-8237A PCI: pciehp: Wait for hotplug command completion where necessary PCI: Remove unused pci_dma_burst_advice() ...
| | * | PCI: Remove unused pcibios_select_root() (again)Bjorn Helgaas2015-06-08
| | |/ | | | | | | | | | | | | | | | | | | | | | | | | a6c140969b46 ("Delete pcibios_select_root") removed pcibios_select_root(). But a7db50405216 ("PCI: remove pcibios_scan_all_fns()") added a few copies back, probably with some incorrect merge conflict resolutions. Remove the still-unused pcibios_select_root() definitions. Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
| * | Merge branch 'x86-core-for-linus' of ↵Linus Torvalds2015-06-22
| |\ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip Pull x86 core updates from Ingo Molnar: "There were so many changes in the x86/asm, x86/apic and x86/mm topics in this cycle that the topical separation of -tip broke down somewhat - so the result is a more traditional architecture pull request, collected into the 'x86/core' topic. The topics were still maintained separately as far as possible, so bisectability and conceptual separation should still be pretty good - but there were a handful of merge points to avoid excessive dependencies (and conflicts) that would have been poorly tested in the end. The next cycle will hopefully be much more quiet (or at least will have fewer dependencies). The main changes in this cycle were: * x86/apic changes, with related IRQ core changes: (Jiang Liu, Thomas Gleixner) - This is the second and most intrusive part of changes to the x86 interrupt handling - full conversion to hierarchical interrupt domains: [IOAPIC domain] ----- | [MSI domain] --------[Remapping domain] ----- [ Vector domain ] | (optional) | [HPET MSI domain] ----- | | [DMAR domain] ----------------------------- | [Legacy domain] ----------------------------- This now reflects the actual hardware and allowed us to distangle the domain specific code from the underlying parent domain, which can be optional in the case of interrupt remapping. It's a clear separation of functionality and removes quite some duct tape constructs which plugged the remap code between ioapic/msi/hpet and the vector management. - Intel IOMMU IRQ remapping enhancements, to allow direct interrupt injection into guests (Feng Wu) * x86/asm changes: - Tons of cleanups and small speedups, micro-optimizations. This is in preparation to move a good chunk of the low level entry code from assembly to C code (Denys Vlasenko, Andy Lutomirski, Brian Gerst) - Moved all system entry related code to a new home under arch/x86/entry/ (Ingo Molnar) - Removal of the fragile and ugly CFI dwarf debuginfo annotations. Conversion to C will reintroduce many of them - but meanwhile they are only getting in the way, and the upstream kernel does not rely on them (Ingo Molnar) - NOP handling refinements. (Borislav Petkov) * x86/mm changes: - Big PAT and MTRR rework: making the code more robust and preparing to phase out exposing direct MTRR interfaces to drivers - in favor of using PAT driven interfaces (Toshi Kani, Luis R Rodriguez, Borislav Petkov) - New ioremap_wt()/set_memory_wt() interfaces to support Write-Through cached memory mappings. This is especially important for good performance on NVDIMM hardware (Toshi Kani) * x86/ras changes: - Add support for deferred errors on AMD (Aravind Gopalakrishnan) This is an important RAS feature which adds hardware support for poisoned data. That means roughly that the hardware marks data which it has detected as corrupted but wasn't able to correct, as poisoned data and raises an APIC interrupt to signal that in the form of a deferred error. It is the OS's responsibility then to take proper recovery action and thus prolonge system lifetime as far as possible. - Add support for Intel "Local MCE"s: upcoming CPUs will support CPU-local MCE interrupts, as opposed to the traditional system- wide broadcasted MCE interrupts (Ashok Raj) - Misc cleanups (Borislav Petkov) * x86/platform changes: - Intel Atom SoC updates ... and lots of other cleanups, fixlets and other changes - see the shortlog and the Git log for details" * 'x86-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (222 commits) x86/hpet: Use proper hpet device number for MSI allocation x86/hpet: Check for irq==0 when allocating hpet MSI interrupts x86/mm/pat, drivers/infiniband/ipath: Use arch_phys_wc_add() and require PAT disabled x86/mm/pat, drivers/media/ivtv: Use arch_phys_wc_add() and require PAT disabled x86/platform/intel/baytrail: Add comments about why we disabled HPET on Baytrail genirq: Prevent crash in irq_move_irq() genirq: Enhance irq_data_to_desc() to support hierarchy irqdomain iommu, x86: Properly handle posted interrupts for IOMMU hotplug iommu, x86: Provide irq_remapping_cap() interface iommu, x86: Setup Posted-Interrupts capability for Intel iommu iommu, x86: Add cap_pi_support() to detect VT-d PI capability iommu, x86: Avoid migrating VT-d posted interrupts iommu, x86: Save the mode (posted or remapped) of an IRTE iommu, x86: Implement irq_set_vcpu_affinity for intel_ir_chip iommu: dmar: Provide helper to copy shared irte fields iommu: dmar: Extend struct irte for VT-d Posted-Interrupts iommu: Add new member capability to struct irq_remap_ops x86/asm/entry/64: Disentangle error_entry/exit gsbase/ebx/usermode code x86/asm/entry/32: Shorten __audit_syscall_entry() args preparation x86/asm/entry/32: Explain reloading of registers after __audit_syscall_entry() ...
| * | | sched/preempt, mm/kmap: Explicitly disable/enable preemption in kmap_atomic_*David Hildenbrand2015-05-19
| | |/ | |/| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The existing code relies on pagefault_disable() implicitly disabling preemption, so that no schedule will happen between kmap_atomic() and kunmap_atomic(). Let's make this explicit, to prepare for pagefault_disable() not touching preemption anymore. Reviewed-and-tested-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: David Hildenbrand <dahi@linux.vnet.ibm.com> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Cc: David.Laight@ACULAB.COM Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: airlied@linux.ie Cc: akpm@linux-foundation.org Cc: benh@kernel.crashing.org Cc: bigeasy@linutronix.de Cc: borntraeger@de.ibm.com Cc: daniel.vetter@intel.com Cc: heiko.carstens@de.ibm.com Cc: herbert@gondor.apana.org.au Cc: hocko@suse.cz Cc: hughd@google.com Cc: mst@redhat.com Cc: paulus@samba.org Cc: ralf@linux-mips.org Cc: schwidefsky@de.ibm.com Cc: yang.shi@windriver.com Link: http://lkml.kernel.org/r/1431359540-32227-5-git-send-email-dahi@linux.vnet.ibm.com Signed-off-by: Ingo Molnar <mingo@kernel.org>
* | | arch/*/io.h: Add ioremap_uc() to all architecturesLuis R. Rodriguez2015-07-29
| |/ |/| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | This adds ioremap_uc() only for architectures that do not include asm-generic.h/io.h as that already provides a default definition for them for both cases where you have CONFIG_MMU and you do not, and because of this, the number of architectures this patch address is less than the architectures that the ioremap_wt() patch addressed, "arch/*/io.h: Add ioremap_wt() to all architectures"). In order to reduce the number of architectures we have to modify by adding new architecture IO APIs we'll have to review the architectures in this patch, see why they can't add asm-generic.h/io.h or issues that would be created by doing so and then spread a consistent inclusion of this header towards the end of their own header. For instance arch/metag includes the asm-generic/io.h *before* the ioremap*() definitions, this should be the other way around but only once we have guard wrappers for the non-MMU case also for asm-generic/io.h. Reported-by: Stephen Rothwell <sfr@canb.auug.org.au> Signed-off-by: Luis R. Rodriguez <mcgrof@suse.com> Cc: Abhilash Kesavan <a.kesavan@samsung.com> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Borislav Petkov <bp@suse.de> Cc: Chris Metcalf <cmetcalf@ezchip.com> Cc: David Howells <dhowells@redhat.com> Cc: Fengguang Wu <fengguang.wu@intel.com> Cc: Geert Uytterhoeven <geert@linux-m68k.org> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: Greg Ungerer <gerg@uclinux.org> Cc: Guenter Roeck <linux@roeck-us.net> Cc: Haavard Skinnemoen <hskinnemoen@gmail.com> Cc: Hans-Christian Egtvedt <egtvedt@samfundet.no> Cc: Koichi Yasutake <yasutake.koichi@jp.panasonic.com> Cc: Kyle McMartin <kyle@redhat.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Michael Ellerman <mpe@ellerman.id.au> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Hurley <peter@hurleysoftware.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Rob Herring <robh@kernel.org> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Toshi Kani <toshi.kani@hp.com> Cc: Will Deacon <will.deacon@arm.com> Cc: linux-am33-list@redhat.com Cc: linux-arch@vger.kernel.org Cc: linux-m68k@lists.linux-m68k.org Cc: linux-sh@vger.kernel.org Cc: linuxppc-dev@lists.ozlabs.org Link: http://lkml.kernel.org/r/20150728181713.GB30479@wotan.suse.de Signed-off-by: Ingo Molnar <mingo@kernel.org>
* | arch/*/io.h: Add ioremap_wt() to all architecturesToshi Kani2015-06-07
|/ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Add ioremap_wt() to all arch-specific asm/io.h headers which define ioremap_wc() locally. These headers do not include <asm-generic/iomap.h>. Some of them include <asm-generic/io.h>, but ioremap_wt() is defined for consistency since they define all ioremap_xxx locally. In all architectures without Write-Through support, ioremap_wt() is defined indentical to ioremap_nocache(). frv and m68k already have ioremap_writethrough(). On those we add ioremap_wt() indetical to ioremap_writethrough() and defines ARCH_HAS_IOREMAP_WT in both architectures. The ioremap_wt() interface is exported to drivers. Signed-off-by: Toshi Kani <toshi.kani@hp.com> Signed-off-by: Borislav Petkov <bp@suse.de> Cc: Andrew Morton <akpm@linux-foundation.org> Cc: Andy Lutomirski <luto@amacapital.net> Cc: Elliott@hp.com Cc: H. Peter Anvin <hpa@zytor.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Luis R. Rodriguez <mcgrof@suse.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: arnd@arndb.de Cc: hch@lst.de Cc: hmh@hmh.eng.br Cc: jgross@suse.com Cc: konrad.wilk@oracle.com Cc: linux-mm <linux-mm@kvack.org> Cc: linux-nvdimm@lists.01.org Cc: stefan.bader@canonical.com Cc: yigal@plexistor.com Link: http://lkml.kernel.org/r/1433436928-31903-9-git-send-email-bp@alien8.de Signed-off-by: Ingo Molnar <mingo@kernel.org>
* Merge tag 'devicetree-for-4.1' of ↵Linus Torvalds2015-04-24
|\ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux Pull second batch of devicetree updates from Rob Herring: "As Grant mentioned in the first devicetree pull request, here is the 2nd batch of DT changes for 4.1. The main remaining item here is the endianness bindings and related 8250 driver support. - DT endianness specification bindings - big-endian 8250 serial support - DT overlay unittest updates - various DT doc updates - compile fixes for OF_IRQ=n" * tag 'devicetree-for-4.1' of git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux: frv: add io{read,write}{16,32}be functions mn10300: add io{read,write}{16,32}be functions Documentation: DT bindings: add doc for Altera's SoCFPGA platform of: base: improve of_get_next_child() kernel-doc Doc: dt: arch_timer: discourage clock-frequency use of: unittest: overlay: Keep track of created overlays of/fdt: fix allocation size for device node path serial: of_serial: Support big-endian register accesses serial: 8250: Add support for big-endian MMIO accesses of: Document {little,big,native}-endian bindings of/fdt: Add endianness helper function for early init code of: Add helper function to check MMIO register endianness of/fdt: Remove "reg" data prints from early_init_dt_scan_memory of: add vendor prefix for Artesyn of: Add dummy of_irq_to_resource_table() for IRQ_OF=n of: OF_IRQ should depend on IRQ_DOMAIN
| * mn10300: add io{read,write}{16,32}be functionsGuenter Roeck2015-04-22
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | These functions are used in various drivers, including the latest version of the 8250 driver. The latter causes the following build failure. drivers/tty/serial/8250/8250_core.c: In function 'mem32be_serial_out': drivers/tty/serial/8250/8250_core.c:456:2: error: implicit declaration of function 'iowrite32be' drivers/tty/serial/8250/8250_core.c: In function 'mem32be_serial_in': drivers/tty/serial/8250/8250_core.c:462:2: error: implicit declaration of function 'ioread32be' Cc: Kevin Cernekee <cernekee@gmail.com> Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Fixes: c627f2ceb692 ("serial: 8250: Add support for big-endian MMIO accesses") Signed-off-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Rob Herring <robh@kernel.org>
* | mn10300: Remove signal translation and exec_domainRichard Weinberger2015-04-12
|/ | | | | | | | As execution domain support is gone we can remove signal translation from the signal code and remove exec_domain from thread_info. Signed-off-by: Richard Weinberger <richard@nod.at>
* mm: add missing __PAGETABLE_{PUD,PMD}_FOLDED definesKirill A. Shutemov2015-02-28
| | | | | | | | | | | | | | | | | | | | | | | | Core mm expects __PAGETABLE_{PUD,PMD}_FOLDED to be defined if these page table levels folded. Usually, these defines are provided by <asm-generic/pgtable-nopmd.h> and <asm-generic/pgtable-nopud.h>. But some architectures fold page table levels in a custom way. They need to define these macros themself. This patch adds missing defines. The patch fixes mm->nr_pmds underflow and eliminates dead __pmd_alloc() and __pud_alloc() on architectures without these page table levels. Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com> Cc: Aaro Koskinen <aaro.koskinen@iki.fi> Cc: David Howells <dhowells@redhat.com> Cc: Geert Uytterhoeven <geert@linux-m68k.org> Cc: Heiko Carstens <heiko.carstens@de.ibm.com> Cc: Helge Deller <deller@gmx.de> Cc: "James E.J. Bottomley" <jejb@parisc-linux.org> Cc: Koichi Yasutake <yasutake.koichi@jp.panasonic.com> Cc: Martin Schwidefsky <schwidefsky@de.ibm.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* all arches, signal: move restart_block to struct task_structAndy Lutomirski2015-02-12
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | If an attacker can cause a controlled kernel stack overflow, overwriting the restart block is a very juicy exploit target. This is because the restart_block is held in the same memory allocation as the kernel stack. Moving the restart block to struct task_struct prevents this exploit by making the restart_block harder to locate. Note that there are other fields in thread_info that are also easy targets, at least on some architectures. It's also a decent simplification, since the restart code is more or less identical on all architectures. [james.hogan@imgtec.com: metag: align thread_info::supervisor_stack] Signed-off-by: Andy Lutomirski <luto@amacapital.net> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Al Viro <viro@zeniv.linux.org.uk> Cc: "H. Peter Anvin" <hpa@zytor.com> Cc: Ingo Molnar <mingo@kernel.org> Cc: Kees Cook <keescook@chromium.org> Cc: David Miller <davem@davemloft.net> Acked-by: Richard Weinberger <richard@nod.at> Cc: Richard Henderson <rth@twiddle.net> Cc: Ivan Kokshaysky <ink@jurassic.park.msu.ru> Cc: Matt Turner <mattst88@gmail.com> Cc: Vineet Gupta <vgupta@synopsys.com> Cc: Russell King <rmk@arm.linux.org.uk> Cc: Catalin Marinas <catalin.marinas@arm.com> Cc: Will Deacon <will.deacon@arm.com> Cc: Haavard Skinnemoen <hskinnemoen@gmail.com> Cc: Hans-Christian Egtvedt <egtvedt@samfundet.no> Cc: Steven Miao <realmz6@gmail.com> Cc: Mark Salter <msalter@redhat.com> Cc: Aurelien Jacquiot <a-jacquiot@ti.com> Cc: Mikael Starvik <starvik@axis.com> Cc: Jesper Nilsson <jesper.nilsson@axis.com> Cc: David Howells <dhowells@redhat.com> Cc: Richard Kuo <rkuo@codeaurora.org> Cc: "Luck, Tony" <tony.luck@intel.com> Cc: Geert Uytterhoeven <geert@linux-m68k.org> Cc: Michal Simek <monstr@monstr.eu> Cc: Ralf Baechle <ralf@linux-mips.org> Cc: Jonas Bonn <jonas@southpole.se> Cc: "James E.J. Bottomley" <jejb@parisc-linux.org> Cc: Helge Deller <deller@gmx.de> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Paul Mackerras <paulus@samba.org> Acked-by: Michael Ellerman <mpe@ellerman.id.au> (powerpc) Tested-by: Michael Ellerman <mpe@ellerman.id.au> (powerpc) Cc: Martin Schwidefsky <schwidefsky@de.ibm.com> Cc: Heiko Carstens <heiko.carstens@de.ibm.com> Cc: Chen Liqin <liqin.linux@gmail.com> Cc: Lennox Wu <lennox.wu@gmail.com> Cc: Chris Metcalf <cmetcalf@ezchip.com> Cc: Guan Xuetao <gxt@mprc.pku.edu.cn> Cc: Chris Zankel <chris@zankel.net> Cc: Max Filippov <jcmvbkbc@gmail.com> Cc: Oleg Nesterov <oleg@redhat.com> Cc: Guenter Roeck <linux@roeck-us.net> Signed-off-by: James Hogan <james.hogan@imgtec.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* mm: make FIRST_USER_ADDRESS unsigned long on all archsKirill A. Shutemov2015-02-11
| | | | | | | | | | | | | | | | | | | | | | | | LKP has triggered a compiler warning after my recent patch "mm: account pmd page tables to the process": mm/mmap.c: In function 'exit_mmap': >> mm/mmap.c:2857:2: warning: right shift count >= width of type [enabled by default] The code: > 2857 WARN_ON(mm_nr_pmds(mm) > 2858 round_up(FIRST_USER_ADDRESS, PUD_SIZE) >> PUD_SHIFT); In this, on tile, we have FIRST_USER_ADDRESS defined as 0. round_up() has the same type -- int. PUD_SHIFT. I think the best way to fix it is to define FIRST_USER_ADDRESS as unsigned long. On every arch for consistency. Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com> Reported-by: Wu Fengguang <fengguang.wu@intel.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* mn10300: drop _PAGE_FILE and pte_file()-related helpersKirill A. Shutemov2015-02-10
| | | | | | | | | | | | | | We've replaced remap_file_pages(2) implementation with emulation. Nobody creates non-linear mapping anymore. This patch also increases the number of bits availble for swap offset. Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com> Cc: David Howells <dhowells@redhat.com> Cc: Koichi Yasutake <yasutake.koichi@jp.panasonic.com> Cc: Hugh Dickins <hughd@google.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* mm/debug_pagealloc: fix build failure on ppc and some other archsJoonsoo Kim2015-02-05
| | | | | | | | | | | | | | | | | | | | | | | | | | | Kim Phillips reported following build failure. LD init/built-in.o mm/built-in.o: In function `free_pages_prepare': mm/page_alloc.c:770: undefined reference to `.kernel_map_pages' mm/built-in.o: In function `prep_new_page': mm/page_alloc.c:933: undefined reference to `.kernel_map_pages' mm/built-in.o: In function `map_pages': mm/compaction.c:61: undefined reference to `.kernel_map_pages' make: *** [vmlinux] Error 1 Reason for this problem is that commit 031bc5743f15 ("mm/debug-pagealloc: make debug-pagealloc boottime configurable") forgot to remove the old declaration of kernel_map_pages() for some architectures. This patch removes them to fix build failure. Reported-by: Kim Phillips <kim.phillips@freescale.com> Signed-off-by: Joonsoo Kim <iamjoonsoo.kim@lge.com> Cc: Heiko Carstens <heiko.carstens@de.ibm.com> Cc: Martin Schwidefsky <schwidefsky@de.ibm.com> Cc: David Miller <davem@davemloft.net> Cc: David Howells <dhowells@redhat.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-nextLinus Torvalds2014-12-11
|\ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Pull networking updates from David Miller: 1) New offloading infrastructure and example 'rocker' driver for offloading of switching and routing to hardware. This work was done by a large group of dedicated individuals, not limited to: Scott Feldman, Jiri Pirko, Thomas Graf, John Fastabend, Jamal Hadi Salim, Andy Gospodarek, Florian Fainelli, Roopa Prabhu 2) Start making the networking operate on IOV iterators instead of modifying iov objects in-situ during transfers. Thanks to Al Viro and Herbert Xu. 3) A set of new netlink interfaces for the TIPC stack, from Richard Alpe. 4) Remove unnecessary looping during ipv6 routing lookups, from Martin KaFai Lau. 5) Add PAUSE frame generation support to gianfar driver, from Matei Pavaluca. 6) Allow for larger reordering levels in TCP, which are easily achievable in the real world right now, from Eric Dumazet. 7) Add a variable of napi_schedule that doesn't need to disable cpu interrupts, from Eric Dumazet. 8) Use a doubly linked list to optimize neigh_parms_release(), from Nicolas Dichtel. 9) Various enhancements to the kernel BPF verifier, and allow eBPF programs to actually be attached to sockets. From Alexei Starovoitov. 10) Support TSO/LSO in sunvnet driver, from David L Stevens. 11) Allow controlling ECN usage via routing metrics, from Florian Westphal. 12) Remote checksum offload, from Tom Herbert. 13) Add split-header receive, BQL, and xmit_more support to amd-xgbe driver, from Thomas Lendacky. 14) Add MPLS support to openvswitch, from Simon Horman. 15) Support wildcard tunnel endpoints in ipv6 tunnels, from Steffen Klassert. 16) Do gro flushes on a per-device basis using a timer, from Eric Dumazet. This tries to resolve the conflicting goals between the desired handling of bulk vs. RPC-like traffic. 17) Allow userspace to ask for the CPU upon what a packet was received/steered, via SO_INCOMING_CPU. From Eric Dumazet. 18) Limit GSO packets to half the current congestion window, from Eric Dumazet. 19) Add a generic helper so that all drivers set their RSS keys in a consistent way, from Eric Dumazet. 20) Add xmit_more support to enic driver, from Govindarajulu Varadarajan. 21) Add VLAN packet scheduler action, from Jiri Pirko. 22) Support configurable RSS hash functions via ethtool, from Eyal Perry. * git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next: (1820 commits) Fix race condition between vxlan_sock_add and vxlan_sock_release net/macb: fix compilation warning for print_hex_dump() called with skb->mac_header net/mlx4: Add support for A0 steering net/mlx4: Refactor QUERY_PORT net/mlx4_core: Add explicit error message when rule doesn't meet configuration net/mlx4: Add A0 hybrid steering net/mlx4: Add mlx4_bitmap zone allocator net/mlx4: Add a check if there are too many reserved QPs net/mlx4: Change QP allocation scheme net/mlx4_core: Use tasklet for user-space CQ completion events net/mlx4_core: Mask out host side virtualization features for guests net/mlx4_en: Set csum level for encapsulated packets be2net: Export tunnel offloads only when a VxLAN tunnel is created gianfar: Fix dma check map error when DMA_API_DEBUG is enabled cxgb4/csiostor: Don't use MASTER_MUST for fw_hello call net: fec: only enable mdio interrupt before phy device link up net: fec: clear all interrupt events to support i.MX6SX net: fec: reset fep link status in suspend function net: sock: fix access via invalid file descriptor net: introduce helper macro for_each_cmsghdr ...
| * net, lib: kill arch_fast_hash library bitsDaniel Borkmann2014-12-10
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | As there are now no remaining users of arch_fast_hash(), lets kill it entirely. This basically reverts commit 71ae8aac3e19 ("lib: introduce arch optimized hash library") and follow-up work, that is f.e., commit 237217546d44 ("lib: hash: follow-up fixups for arch hash"), commit e3fec2f74f7f ("lib: Add missing arch generic-y entries for asm-generic/hash.h") and last but not least commit 6a02652df511 ("perf tools: Fix include for non x86 architectures"). Cc: Francesco Fusco <fusco@ntop.org> Cc: Thomas Graf <tgraf@suug.ch> Cc: Arnaldo Carvalho de Melo <acme@redhat.com> Signed-off-by: Daniel Borkmann <dborkman@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
| * net: sock: allow eBPF programs to be attached to socketsAlexei Starovoitov2014-12-05
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | introduce new setsockopt() command: setsockopt(sock, SOL_SOCKET, SO_ATTACH_BPF, &prog_fd, sizeof(prog_fd)) where prog_fd was received from syscall bpf(BPF_PROG_LOAD, attr, ...) and attr->prog_type == BPF_PROG_TYPE_SOCKET_FILTER setsockopt() calls bpf_prog_get() which increments refcnt of the program, so it doesn't get unloaded while socket is using the program. The same eBPF program can be attached to multiple sockets. User task exit automatically closes socket which calls sk_filter_uncharge() which decrements refcnt of eBPF program Signed-off-by: Alexei Starovoitov <ast@plumgrid.com> Signed-off-by: David S. Miller <davem@davemloft.net>
| * net: introduce SO_INCOMING_CPUEric Dumazet2014-11-11
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Alternative to RPS/RFS is to use hardware support for multiple queues. Then split a set of million of sockets into worker threads, each one using epoll() to manage events on its own socket pool. Ideally, we want one thread per RX/TX queue/cpu, but we have no way to know after accept() or connect() on which queue/cpu a socket is managed. We normally use one cpu per RX queue (IRQ smp_affinity being properly set), so remembering on socket structure which cpu delivered last packet is enough to solve the problem. After accept(), connect(), or even file descriptor passing around processes, applications can use : int cpu; socklen_t len = sizeof(cpu); getsockopt(fd, SOL_SOCKET, SO_INCOMING_CPU, &cpu, &len); And use this information to put the socket into the right silo for optimal performance, as all networking stack should run on the appropriate cpu, without need to send IPI (RPS/RFS). Signed-off-by: Eric Dumazet <edumazet@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
* | mn10300: io: implement dummy relaxed accessor macros for writesWill Deacon2014-10-20
|/ | | | | | | | | | | | write{b,w,l}_relaxed are implemented by some architectures in order to permit memory-mapped I/O accesses with weaker barrier semantics than the non-relaxed variants. This patch adds dummy macros for the write accessors to mn10300, in the same vein as the dummy definitions for the relaxed read accessors. Cc: David Howells <dhowells@redhat.com> Signed-off-by: Will Deacon <will.deacon@arm.com>
* Merge branch 'locking-arch-for-linus' of ↵Linus Torvalds2014-10-13
|\ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip Pull arch atomic cleanups from Ingo Molnar: "This is a series kept separate from the main locking tree, which cleans up and improves various details in the atomics type handling: - Remove the unused atomic_or_long() method - Consolidate and compress atomic ops implementations between architectures, to reduce linecount and to make it easier to add new ops. - Rewrite generic atomic support to only require cmpxchg() from an architecture - generate all other methods from that" * 'locking-arch-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (23 commits) locking,arch: Use ACCESS_ONCE() instead of cast to volatile in atomic_read() locking, mips: Fix atomics locking, sparc64: Fix atomics locking,arch: Rewrite generic atomic support locking,arch,xtensa: Fold atomic_ops locking,arch,sparc: Fold atomic_ops locking,arch,sh: Fold atomic_ops locking,arch,powerpc: Fold atomic_ops locking,arch,parisc: Fold atomic_ops locking,arch,mn10300: Fold atomic_ops locking,arch,mips: Fold atomic_ops locking,arch,metag: Fold atomic_ops locking,arch,m68k: Fold atomic_ops locking,arch,m32r: Fold atomic_ops locking,arch,ia64: Fold atomic_ops locking,arch,hexagon: Fold atomic_ops locking,arch,cris: Fold atomic_ops locking,arch,avr32: Fold atomic_ops locking,arch,arm64: Fold atomic_ops locking,arch,arm: Fold atomic_ops ...
| * locking,arch,mn10300: Fold atomic_opsPeter Zijlstra2014-08-14
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Many of the atomic op implementations are the same except for one instruction; fold the lot into a few CPP macros and reduce LoC. This also prepares for easy addition of new ops. Signed-off-by: Peter Zijlstra <peterz@infradead.org> Cc: David Howells <dhowells@redhat.com> Cc: Koichi Yasutake <yasutake.koichi@jp.panasonic.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Cc: linux-am33-list@redhat.com Link: http://lkml.kernel.org/r/20140508135852.605324173@infradead.org Signed-off-by: Ingo Molnar <mingo@kernel.org>
* | mn10300: use Kbuild logic to include <asm-generic/sections.h>Geert Uytterhoeven2014-10-09
| | | | | | | | | | | | | | Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org> Acked-by: David Howells <dhowells@redhat.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | irq_work: Introduce arch_irq_work_has_interrupt()Peter Zijlstra2014-09-13
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The nohz full code needs irq work to trigger its own interrupt so that the subsystem can work even when the tick is stopped. Lets introduce arch_irq_work_has_interrupt() that archs can override to tell about their support for this ability. Signed-off-by: Peter Zijlstra <peterz@infradead.org> Cc: Ingo Molnar <mingo@kernel.org> Cc: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
* | lib/scatterlist: clean up useless architecture versions of scatterlist.hLaura Abbott2014-08-08
|/ | | | | | | | | | | | | | | | | | | | | | | | | | | | | There's no need to have an architecture version of scatterlist.h if the only thing the file does is include asm-generic/scatterlist.h. Switch to the asm-generic versions directly. Acked-by: Jesper Nilsson <jesper.nilsson@axis.com> Acked-by: David Howells <dhowells@redhat.com> Signed-off-by: Laura Abbott <lauraa@codeaurora.org> Cc: Lennox Wu <lennox.wu@gmail.com> Cc: Chen Liqin <liqin.linux@gmail.com>, Cc: Koichi Yasutake <yasutake.koichi@jp.panasonic.com> Cc: Michal Simek <monstr@monstr.eu> Cc: Hirokazu Takata <takata@linux-m32r.org> Cc: Mikael Starvik <starvik@axis.com> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Heiko Carstens <heiko.carstens@de.ibm.com> Cc: Russell King <linux@arm.linux.org.uk> Cc: Tony Luck <tony.luck@intel.com> Cc: Fenghua Yu <fenghua.yu@intel.com> Cc: Paul Mackerras <paulus@samba.org> Cc: Ingo Molnar <mingo@redhat.com> Cc: "H. Peter Anvin" <hpa@zytor.com> Cc: "James E.J. Bottomley" <JBottomley@parallels.com> Cc: Martin Schwidefsky <schwidefsky@de.ibm.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* arch, locking: Ciao arch_mutex_cpu_relax()Davidlohr Bueso2014-07-17
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The arch_mutex_cpu_relax() function, introduced by 34b133f, is hacky and ugly. It was added a few years ago to address the fact that common cpu_relax() calls include yielding on s390, and thus impact the optimistic spinning functionality of mutexes. Nowadays we use this function well beyond mutexes: rwsem, qrwlock, mcs and lockref. Since the macro that defines the call is in the mutex header, any users must include mutex.h and the naming is misleading as well. This patch (i) renames the call to cpu_relax_lowlatency ("relax, but only if you can do it with very low latency") and (ii) defines it in each arch's asm/processor.h local header, just like for regular cpu_relax functions. On all archs, except s390, cpu_relax_lowlatency is simply cpu_relax, and thus we can take it out of mutex.h. While this can seem redundant, I believe it is a good choice as it allows us to move out arch specific logic from generic locking primitives and enables future(?) archs to transparently define it, similarly to System Z. Signed-off-by: Davidlohr Bueso <davidlohr@hp.com> Signed-off-by: Peter Zijlstra <peterz@infradead.org> Cc: Andrew Morton <akpm@linux-foundation.org> Cc: Anton Blanchard <anton@samba.org> Cc: Aurelien Jacquiot <a-jacquiot@ti.com> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Bharat Bhushan <r65777@freescale.com> Cc: Catalin Marinas <catalin.marinas@arm.com> Cc: Chen Liqin <liqin.linux@gmail.com> Cc: Chris Metcalf <cmetcalf@tilera.com> Cc: Christian Borntraeger <borntraeger@de.ibm.com> Cc: Chris Zankel <chris@zankel.net> Cc: David Howells <dhowells@redhat.com> Cc: David S. Miller <davem@davemloft.net> Cc: Deepthi Dharwar <deepthi@linux.vnet.ibm.com> Cc: Dominik Dingel <dingel@linux.vnet.ibm.com> Cc: Fenghua Yu <fenghua.yu@intel.com> Cc: Geert Uytterhoeven <geert@linux-m68k.org> Cc: Guan Xuetao <gxt@mprc.pku.edu.cn> Cc: Haavard Skinnemoen <hskinnemoen@gmail.com> Cc: Hans-Christian Egtvedt <egtvedt@samfundet.no> Cc: Heiko Carstens <heiko.carstens@de.ibm.com> Cc: Helge Deller <deller@gmx.de> Cc: Hirokazu Takata <takata@linux-m32r.org> Cc: Ivan Kokshaysky <ink@jurassic.park.msu.ru> Cc: James E.J. Bottomley <jejb@parisc-linux.org> Cc: James Hogan <james.hogan@imgtec.com> Cc: Jason Wang <jasowang@redhat.com> Cc: Jesper Nilsson <jesper.nilsson@axis.com> Cc: Joe Perches <joe@perches.com> Cc: Jonas Bonn <jonas@southpole.se> Cc: Joseph Myers <joseph@codesourcery.com> Cc: Kees Cook <keescook@chromium.org> Cc: Koichi Yasutake <yasutake.koichi@jp.panasonic.com> Cc: Lennox Wu <lennox.wu@gmail.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Mark Salter <msalter@redhat.com> Cc: Martin Schwidefsky <schwidefsky@de.ibm.com> Cc: Matt Turner <mattst88@gmail.com> Cc: Max Filippov <jcmvbkbc@gmail.com> Cc: Michael Neuling <mikey@neuling.org> Cc: Michal Simek <monstr@monstr.eu> Cc: Mikael Starvik <starvik@axis.com> Cc: Nicolas Pitre <nico@linaro.org> Cc: Paolo Bonzini <pbonzini@redhat.com> Cc: Paul Burton <paul.burton@imgtec.com> Cc: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Cc: Paul Gortmaker <paul.gortmaker@windriver.com> Cc: Paul Mackerras <paulus@samba.org> Cc: Qais Yousef <qais.yousef@imgtec.com> Cc: Qiaowei Ren <qiaowei.ren@intel.com> Cc: Rafael Wysocki <rafael.j.wysocki@intel.com> Cc: Ralf Baechle <ralf@linux-mips.org> Cc: Richard Henderson <rth@twiddle.net> Cc: Richard Kuo <rkuo@codeaurora.org> Cc: Russell King <linux@arm.linux.org.uk> Cc: Steven Miao <realmz6@gmail.com> Cc: Steven Rostedt <srostedt@redhat.com> Cc: Stratos Karafotis <stratosk@semaphore.gr> Cc: Tim Chen <tim.c.chen@linux.intel.com> Cc: Tony Luck <tony.luck@intel.com> Cc: Vasily Kulikov <segoon@openwall.com> Cc: Vineet Gupta <vgupta@synopsys.com> Cc: Vineet Gupta <Vineet.Gupta1@synopsys.com> Cc: Waiman Long <Waiman.Long@hp.com> Cc: Will Deacon <will.deacon@arm.com> Cc: Wolfram Sang <wsa@the-dreams.de> Cc: adi-buildroot-devel@lists.sourceforge.net Cc: linux390@de.ibm.com Cc: linux-alpha@vger.kernel.org Cc: linux-am33-list@redhat.com Cc: linux-arm-kernel@lists.infradead.org Cc: linux-c6x-dev@linux-c6x.org Cc: linux-cris-kernel@axis.com Cc: linux-hexagon@vger.kernel.org Cc: linux-ia64@vger.kernel.org Cc: linux@lists.openrisc.net Cc: linux-m32r-ja@ml.linux-m32r.org Cc: linux-m32r@ml.linux-m32r.org Cc: linux-m68k@lists.linux-m68k.org Cc: linux-metag@vger.kernel.org Cc: linux-mips@linux-mips.org Cc: linux-parisc@vger.kernel.org Cc: linuxppc-dev@lists.ozlabs.org Cc: linux-s390@vger.kernel.org Cc: linux-sh@vger.kernel.org Cc: linux-xtensa@linux-xtensa.org Cc: sparclinux@vger.kernel.org Link: http://lkml.kernel.org/r/1404079773.2619.4.camel@buesod1.americas.hpqcorp.net Signed-off-by: Ingo Molnar <mingo@kernel.org>